Home / 2,913,101.25-4,369,651.88-918,557.25

Finding the Fourth Proportional to 2,913,101.25, 4,369,651.88 and 918,557.25

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Solution

The fourth proportional to 2,913,101.25, 4,369,651.88 and 918,557.25 is: 1,377,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,101.25 : 4,369,651.88 = 918,557.25 : x
  2. Step 2: Convert to fraction form
    2,913,101.25/4,369,651.88 = 918,557.25/x
  3. Step 3: Cross multiply
    2,913,101.25x = 4,369,651.88 × 918,557.25
  4. Step 4: Simplify right side
    2,913,101.25x = 4,013,775,409,757.34
  5. Step 5: Solve for x
    x = 4,013,775,409,757.34/2,913,101.25
  6. Step 6: Final answer
    x = 1,377,835.88

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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.