Home / 5,688,000.80-8,532,001.20-3,672,461.60

Finding the Fourth Proportional to 5,688,000.80, 8,532,001.20 and 3,672,461.60

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Solution

The fourth proportional to 5,688,000.80, 8,532,001.20 and 3,672,461.60 is: 5,508,692.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688,000.80 : 8,532,001.20 = 3,672,461.60 : x
  2. Step 2: Convert to fraction form
    5,688,000.80/8,532,001.20 = 3,672,461.60/x
  3. Step 3: Cross multiply
    5,688,000.80x = 8,532,001.20 × 3,672,461.60
  4. Step 4: Simplify right side
    5,688,000.80x = 31,333,446,778,153.92
  5. Step 5: Solve for x
    x = 31,333,446,778,153.92/5,688,000.80
  6. Step 6: Final answer
    x = 5,508,692.40

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Similar ratio
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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.