Home / 1,001,425.36-1,382,095.72-571,607.12

Finding the Fourth Proportional to 1,001,425.36, 1,382,095.72 and 571,607.12

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Solution

The fourth proportional to 1,001,425.36, 1,382,095.72 and 571,607.12 is: 788,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,425.36 : 1,382,095.72 = 571,607.12 : x
  2. Step 2: Convert to fraction form
    1,001,425.36/1,382,095.72 = 571,607.12/x
  3. Step 3: Cross multiply
    1,001,425.36x = 1,382,095.72 × 571,607.12
  4. Step 4: Simplify right side
    1,001,425.36x = 790,015,754,073.53
  5. Step 5: Solve for x
    x = 790,015,754,073.53/1,001,425.36
  6. Step 6: Final answer
    x = 788,891.30

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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.