Home / 1,051,548.92-1,576,691.60-411,089.85

Finding the Fourth Proportional to 1,051,548.92, 1,576,691.60 and 411,089.85

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Solution

The fourth proportional to 1,051,548.92, 1,576,691.60 and 411,089.85 is: 616,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,548.92 : 1,576,691.60 = 411,089.85 : x
  2. Step 2: Convert to fraction form
    1,051,548.92/1,576,691.60 = 411,089.85/x
  3. Step 3: Cross multiply
    1,051,548.92x = 1,576,691.60 × 411,089.85
  4. Step 4: Simplify right side
    1,051,548.92x = 648,161,911,284.81
  5. Step 5: Solve for x
    x = 648,161,911,284.81/1,051,548.92
  6. Step 6: Final answer
    x = 616,387.79

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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.