Home / 1,304,315.16-1,799,954.96-731,355.38

Finding the Fourth Proportional to 1,304,315.16, 1,799,954.96 and 731,355.38

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Solution

The fourth proportional to 1,304,315.16, 1,799,954.96 and 731,355.38 is: 1,009,270.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,315.16 : 1,799,954.96 = 731,355.38 : x
  2. Step 2: Convert to fraction form
    1,304,315.16/1,799,954.96 = 731,355.38/x
  3. Step 3: Cross multiply
    1,304,315.16x = 1,799,954.96 × 731,355.38
  4. Step 4: Simplify right side
    1,304,315.16x = 1,316,406,743,753.68
  5. Step 5: Solve for x
    x = 1,316,406,743,753.68/1,304,315.16
  6. Step 6: Final answer
    x = 1,009,270.45

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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.