Home / 1,048,400.70-1,573,767.45-649,491.90

Finding the Fourth Proportional to 1,048,400.70, 1,573,767.45 and 649,491.90

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Solution

The fourth proportional to 1,048,400.70, 1,573,767.45 and 649,491.90 is: 974,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,400.70 : 1,573,767.45 = 649,491.90 : x
  2. Step 2: Convert to fraction form
    1,048,400.70/1,573,767.45 = 649,491.90/x
  3. Step 3: Cross multiply
    1,048,400.70x = 1,573,767.45 × 649,491.90
  4. Step 4: Simplify right side
    1,048,400.70x = 1,022,149,211,258.66
  5. Step 5: Solve for x
    x = 1,022,149,211,258.66/1,048,400.70
  6. Step 6: Final answer
    x = 974,960.44

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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.