Home / 1,036,493.91-1,554,872.13-405,325.71

Finding the Fourth Proportional to 1,036,493.91, 1,554,872.13 and 405,325.71

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Solution

The fourth proportional to 1,036,493.91, 1,554,872.13 and 405,325.71 is: 608,039.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,493.91 : 1,554,872.13 = 405,325.71 : x
  2. Step 2: Convert to fraction form
    1,036,493.91/1,554,872.13 = 405,325.71/x
  3. Step 3: Cross multiply
    1,036,493.91x = 1,554,872.13 × 405,325.71
  4. Step 4: Simplify right side
    1,036,493.91x = 630,229,650,051.46
  5. Step 5: Solve for x
    x = 630,229,650,051.46/1,036,493.91
  6. Step 6: Final answer
    x = 608,039.90

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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.