Home / 1,779,505.10-2,668,998.45-517,201.10

Finding the Fourth Proportional to 1,779,505.10, 2,668,998.45 and 517,201.10

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Solution

The fourth proportional to 1,779,505.10, 2,668,998.45 and 517,201.10 is: 775,726.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,505.10 : 2,668,998.45 = 517,201.10 : x
  2. Step 2: Convert to fraction form
    1,779,505.10/2,668,998.45 = 517,201.10/x
  3. Step 3: Cross multiply
    1,779,505.10x = 2,668,998.45 × 517,201.10
  4. Step 4: Simplify right side
    1,779,505.10x = 1,380,408,934,238.30
  5. Step 5: Solve for x
    x = 1,380,408,934,238.30/1,779,505.10
  6. Step 6: Final answer
    x = 775,726.32

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Double scale
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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.