Home / 2,900,969.61-4,351,454.40-1,007,712.87

Finding the Fourth Proportional to 2,900,969.61, 4,351,454.40 and 1,007,712.87

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Solution

The fourth proportional to 2,900,969.61, 4,351,454.40 and 1,007,712.87 is: 1,511,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,969.61 : 4,351,454.40 = 1,007,712.87 : x
  2. Step 2: Convert to fraction form
    2,900,969.61/4,351,454.40 = 1,007,712.87/x
  3. Step 3: Cross multiply
    2,900,969.61x = 4,351,454.40 × 1,007,712.87
  4. Step 4: Simplify right side
    2,900,969.61x = 4,385,016,602,098.13
  5. Step 5: Solve for x
    x = 4,385,016,602,098.13/2,900,969.61
  6. Step 6: Final answer
    x = 1,511,569.30

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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.