Home / 2,991,824.60-4,487,621.70-997,280.60

Finding the Fourth Proportional to 2,991,824.60, 4,487,621.70 and 997,280.60

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Solution

The fourth proportional to 2,991,824.60, 4,487,621.70 and 997,280.60 is: 1,495,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,824.60 : 4,487,621.70 = 997,280.60 : x
  2. Step 2: Convert to fraction form
    2,991,824.60/4,487,621.70 = 997,280.60/x
  3. Step 3: Cross multiply
    2,991,824.60x = 4,487,621.70 × 997,280.60
  4. Step 4: Simplify right side
    2,991,824.60x = 4,475,418,061,549.02
  5. Step 5: Solve for x
    x = 4,475,418,061,549.02/2,991,824.60
  6. Step 6: Final answer
    x = 1,495,882.50

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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.