Home / 1,492,309.41-2,058,802.40-918,353.13

Finding the Fourth Proportional to 1,492,309.41, 2,058,802.40 and 918,353.13

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Solution

The fourth proportional to 1,492,309.41, 2,058,802.40 and 918,353.13 is: 1,266,967.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,309.41 : 2,058,802.40 = 918,353.13 : x
  2. Step 2: Convert to fraction form
    1,492,309.41/2,058,802.40 = 918,353.13/x
  3. Step 3: Cross multiply
    1,492,309.41x = 2,058,802.40 × 918,353.13
  4. Step 4: Simplify right side
    1,492,309.41x = 1,890,707,628,091.51
  5. Step 5: Solve for x
    x = 1,890,707,628,091.51/1,492,309.41
  6. Step 6: Final answer
    x = 1,266,967.57

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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.