Home / 1,497,723.60-2,248,991.10-1,387,207.20

Finding the Fourth Proportional to 1,497,723.60, 2,248,991.10 and 1,387,207.20

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Solution

The fourth proportional to 1,497,723.60, 2,248,991.10 and 1,387,207.20 is: 2,083,038.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,723.60 : 2,248,991.10 = 1,387,207.20 : x
  2. Step 2: Convert to fraction form
    1,497,723.60/2,248,991.10 = 1,387,207.20/x
  3. Step 3: Cross multiply
    1,497,723.60x = 2,248,991.10 × 1,387,207.20
  4. Step 4: Simplify right side
    1,497,723.60x = 3,119,816,646,655.92
  5. Step 5: Solve for x
    x = 3,119,816,646,655.92/1,497,723.60
  6. Step 6: Final answer
    x = 2,083,038.98

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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.