Home / 972,002.10-1,453,337.55-720,059.70

Finding the Fourth Proportional to 972,002.10, 1,453,337.55 and 720,059.70

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Solution

The fourth proportional to 972,002.10, 1,453,337.55 and 720,059.70 is: 1,076,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,002.10 : 1,453,337.55 = 720,059.70 : x
  2. Step 2: Convert to fraction form
    972,002.10/1,453,337.55 = 720,059.70/x
  3. Step 3: Cross multiply
    972,002.10x = 1,453,337.55 × 720,059.70
  4. Step 4: Simplify right side
    972,002.10x = 1,046,489,800,251.74
  5. Step 5: Solve for x
    x = 1,046,489,800,251.74/972,002.10
  6. Step 6: Final answer
    x = 1,076,633.27

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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.