Home / 1,917,494.19-2,646,139.05-1,058,054.22

Finding the Fourth Proportional to 1,917,494.19, 2,646,139.05 and 1,058,054.22

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Solution

The fourth proportional to 1,917,494.19, 2,646,139.05 and 1,058,054.22 is: 1,460,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,494.19 : 2,646,139.05 = 1,058,054.22 : x
  2. Step 2: Convert to fraction form
    1,917,494.19/2,646,139.05 = 1,058,054.22/x
  3. Step 3: Cross multiply
    1,917,494.19x = 2,646,139.05 × 1,058,054.22
  4. Step 4: Simplify right side
    1,917,494.19x = 2,799,758,588,559.29
  5. Step 5: Solve for x
    x = 2,799,758,588,559.29/1,917,494.19
  6. Step 6: Final answer
    x = 1,460,113.21

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Double scale
Find fourth proportional to 1,917,495.19, 2,646,140.43 and 1,058,055.22
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.