Home / 2,147,000.20-3,220,498.23-549,560.74

Finding the Fourth Proportional to 2,147,000.20, 3,220,498.23 and 549,560.74

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Solution

The fourth proportional to 2,147,000.20, 3,220,498.23 and 549,560.74 is: 824,340.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,000.20 : 3,220,498.23 = 549,560.74 : x
  2. Step 2: Convert to fraction form
    2,147,000.20/3,220,498.23 = 549,560.74/x
  3. Step 3: Cross multiply
    2,147,000.20x = 3,220,498.23 × 549,560.74
  4. Step 4: Simplify right side
    2,147,000.20x = 1,769,859,390,447.49
  5. Step 5: Solve for x
    x = 1,769,859,390,447.49/2,147,000.20
  6. Step 6: Final answer
    x = 824,340.58

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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.