Home / 1,007,434.80-1,510,277.40-607,651.20

Finding the Fourth Proportional to 1,007,434.80, 1,510,277.40 and 607,651.20

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Solution

The fourth proportional to 1,007,434.80, 1,510,277.40 and 607,651.20 is: 910,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,434.80 : 1,510,277.40 = 607,651.20 : x
  2. Step 2: Convert to fraction form
    1,007,434.80/1,510,277.40 = 607,651.20/x
  3. Step 3: Cross multiply
    1,007,434.80x = 1,510,277.40 × 607,651.20
  4. Step 4: Simplify right side
    1,007,434.80x = 917,721,874,442.88
  5. Step 5: Solve for x
    x = 917,721,874,442.88/1,007,434.80
  6. Step 6: Final answer
    x = 910,949.15

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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.