Home / 2,997,000.40-4,495,500.60-975,434.80

Finding the Fourth Proportional to 2,997,000.40, 4,495,500.60 and 975,434.80

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Solution

The fourth proportional to 2,997,000.40, 4,495,500.60 and 975,434.80 is: 1,463,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,000.40 : 4,495,500.60 = 975,434.80 : x
  2. Step 2: Convert to fraction form
    2,997,000.40/4,495,500.60 = 975,434.80/x
  3. Step 3: Cross multiply
    2,997,000.40x = 4,495,500.60 × 975,434.80
  4. Step 4: Simplify right side
    2,997,000.40x = 4,385,067,728,660.88
  5. Step 5: Solve for x
    x = 4,385,067,728,660.88/2,997,000.40
  6. Step 6: Final answer
    x = 1,463,152.20

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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.