Home / 1,039,262.16-1,433,558.16-631,156.56

Finding the Fourth Proportional to 1,039,262.16, 1,433,558.16 and 631,156.56

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Solution

The fourth proportional to 1,039,262.16, 1,433,558.16 and 631,156.56 is: 870,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,262.16 : 1,433,558.16 = 631,156.56 : x
  2. Step 2: Convert to fraction form
    1,039,262.16/1,433,558.16 = 631,156.56/x
  3. Step 3: Cross multiply
    1,039,262.16x = 1,433,558.16 × 631,156.56
  4. Step 4: Simplify right side
    1,039,262.16x = 904,799,636,825.53
  5. Step 5: Solve for x
    x = 904,799,636,825.53/1,039,262.16
  6. Step 6: Final answer
    x = 870,617.32

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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.