Home / 1,050,037.20-1,573,306.20-987,051.60

Finding the Fourth Proportional to 1,050,037.20, 1,573,306.20 and 987,051.60

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Solution

The fourth proportional to 1,050,037.20, 1,573,306.20 and 987,051.60 is: 1,478,932.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,037.20 : 1,573,306.20 = 987,051.60 : x
  2. Step 2: Convert to fraction form
    1,050,037.20/1,573,306.20 = 987,051.60/x
  3. Step 3: Cross multiply
    1,050,037.20x = 1,573,306.20 × 987,051.60
  4. Step 4: Simplify right side
    1,050,037.20x = 1,552,934,401,999.92
  5. Step 5: Solve for x
    x = 1,552,934,401,999.92/1,050,037.20
  6. Step 6: Final answer
    x = 1,478,932.75

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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.