Home / 2,818,468.56-4,227,691.38-1,020,931.32

Finding the Fourth Proportional to 2,818,468.56, 4,227,691.38 and 1,020,931.32

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Solution

The fourth proportional to 2,818,468.56, 4,227,691.38 and 1,020,931.32 is: 1,531,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,468.56 : 4,227,691.38 = 1,020,931.32 : x
  2. Step 2: Convert to fraction form
    2,818,468.56/4,227,691.38 = 1,020,931.32/x
  3. Step 3: Cross multiply
    2,818,468.56x = 4,227,691.38 × 1,020,931.32
  4. Step 4: Simplify right side
    2,818,468.56x = 4,316,182,541,136.02
  5. Step 5: Solve for x
    x = 4,316,182,541,136.02/2,818,468.56
  6. Step 6: Final answer
    x = 1,531,392.83

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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.