Home / 4,992,000.40-7,488,000.60-4,917,350.80

Finding the Fourth Proportional to 4,992,000.40, 7,488,000.60 and 4,917,350.80

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Solution

The fourth proportional to 4,992,000.40, 7,488,000.60 and 4,917,350.80 is: 7,376,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992,000.40 : 7,488,000.60 = 4,917,350.80 : x
  2. Step 2: Convert to fraction form
    4,992,000.40/7,488,000.60 = 4,917,350.80/x
  3. Step 3: Cross multiply
    4,992,000.40x = 7,488,000.60 × 4,917,350.80
  4. Step 4: Simplify right side
    4,992,000.40x = 36,821,125,740,810.48
  5. Step 5: Solve for x
    x = 36,821,125,740,810.48/4,992,000.40
  6. Step 6: Final answer
    x = 7,376,026.20

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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.