Home / 4,678,362.20-7,017,543.30-2,875,399.40

Finding the Fourth Proportional to 4,678,362.20, 7,017,543.30 and 2,875,399.40

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Solution

The fourth proportional to 4,678,362.20, 7,017,543.30 and 2,875,399.40 is: 4,313,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,362.20 : 7,017,543.30 = 2,875,399.40 : x
  2. Step 2: Convert to fraction form
    4,678,362.20/7,017,543.30 = 2,875,399.40/x
  3. Step 3: Cross multiply
    4,678,362.20x = 7,017,543.30 × 2,875,399.40
  4. Step 4: Simplify right side
    4,678,362.20x = 20,178,239,794,294.02
  5. Step 5: Solve for x
    x = 20,178,239,794,294.02/4,678,362.20
  6. Step 6: Final answer
    x = 4,313,099.10

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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.