Home / 1,515,002.10-2,272,503.15-717,840.60

Finding the Fourth Proportional to 1,515,002.10, 2,272,503.15 and 717,840.60

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Solution

The fourth proportional to 1,515,002.10, 2,272,503.15 and 717,840.60 is: 1,076,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,002.10 : 2,272,503.15 = 717,840.60 : x
  2. Step 2: Convert to fraction form
    1,515,002.10/2,272,503.15 = 717,840.60/x
  3. Step 3: Cross multiply
    1,515,002.10x = 2,272,503.15 × 717,840.60
  4. Step 4: Simplify right side
    1,515,002.10x = 1,631,295,024,697.89
  5. Step 5: Solve for x
    x = 1,631,295,024,697.89/1,515,002.10
  6. Step 6: Final answer
    x = 1,076,760.90

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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.