Home / 2,147,007.09-3,220,508.52-549,567.63

Finding the Fourth Proportional to 2,147,007.09, 3,220,508.52 and 549,567.63

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Solution

The fourth proportional to 2,147,007.09, 3,220,508.52 and 549,567.63 is: 824,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,007.09 : 3,220,508.52 = 549,567.63 : x
  2. Step 2: Convert to fraction form
    2,147,007.09/3,220,508.52 = 549,567.63/x
  3. Step 3: Cross multiply
    2,147,007.09x = 3,220,508.52 × 549,567.63
  4. Step 4: Simplify right side
    2,147,007.09x = 1,769,887,234,731.21
  5. Step 5: Solve for x
    x = 1,769,887,234,731.21/2,147,007.09
  6. Step 6: Final answer
    x = 824,350.90

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Double scale
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1.5x scale

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.