Home / 2,900,972.61-4,351,458.90-1,007,715.87

Finding the Fourth Proportional to 2,900,972.61, 4,351,458.90 and 1,007,715.87

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Solution

The fourth proportional to 2,900,972.61, 4,351,458.90 and 1,007,715.87 is: 1,511,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,900,972.61 : 4,351,458.90 = 1,007,715.87 : x
  2. Step 2: Convert to fraction form
    2,900,972.61/4,351,458.90 = 1,007,715.87/x
  3. Step 3: Cross multiply
    2,900,972.61x = 4,351,458.90 × 1,007,715.87
  4. Step 4: Simplify right side
    2,900,972.61x = 4,385,034,191,182.74
  5. Step 5: Solve for x
    x = 4,385,034,191,182.74/2,900,972.61
  6. Step 6: Final answer
    x = 1,511,573.80

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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.