Home / 1,071,900.88-1,607,851.32-472,734.16

Finding the Fourth Proportional to 1,071,900.88, 1,607,851.32 and 472,734.16

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Solution

The fourth proportional to 1,071,900.88, 1,607,851.32 and 472,734.16 is: 709,101.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,900.88 : 1,607,851.32 = 472,734.16 : x
  2. Step 2: Convert to fraction form
    1,071,900.88/1,607,851.32 = 472,734.16/x
  3. Step 3: Cross multiply
    1,071,900.88x = 1,607,851.32 × 472,734.16
  4. Step 4: Simplify right side
    1,071,900.88x = 760,086,243,165.09
  5. Step 5: Solve for x
    x = 760,086,243,165.09/1,071,900.88
  6. Step 6: Final answer
    x = 709,101.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.