Home / 1,917,397.34-2,646,063.72-1,058,012.96

Finding the Fourth Proportional to 1,917,397.34, 2,646,063.72 and 1,058,012.96

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Solution

The fourth proportional to 1,917,397.34, 2,646,063.72 and 1,058,012.96 is: 1,460,088.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,397.34 : 2,646,063.72 = 1,058,012.96 : x
  2. Step 2: Convert to fraction form
    1,917,397.34/2,646,063.72 = 1,058,012.96/x
  3. Step 3: Cross multiply
    1,917,397.34x = 2,646,063.72 × 1,058,012.96
  4. Step 4: Simplify right side
    1,917,397.34x = 2,799,569,708,745.81
  5. Step 5: Solve for x
    x = 2,799,569,708,745.81/1,917,397.34
  6. Step 6: Final answer
    x = 1,460,088.45

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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.