Home / 5,590,419.40-8,385,629.10-1,997,907.40

Finding the Fourth Proportional to 5,590,419.40, 8,385,629.10 and 1,997,907.40

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Solution

The fourth proportional to 5,590,419.40, 8,385,629.10 and 1,997,907.40 is: 2,996,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590,419.40 : 8,385,629.10 = 1,997,907.40 : x
  2. Step 2: Convert to fraction form
    5,590,419.40/8,385,629.10 = 1,997,907.40/x
  3. Step 3: Cross multiply
    5,590,419.40x = 8,385,629.10 × 1,997,907.40
  4. Step 4: Simplify right side
    5,590,419.40x = 16,753,710,432,545.34
  5. Step 5: Solve for x
    x = 16,753,710,432,545.34/5,590,419.40
  6. Step 6: Final answer
    x = 2,996,861.10

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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.