Home / 840,453.04-1,254,124.46-749,873.04

Finding the Fourth Proportional to 840,453.04, 1,254,124.46 and 749,873.04

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Solution

The fourth proportional to 840,453.04, 1,254,124.46 and 749,873.04 is: 1,118,960.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,453.04 : 1,254,124.46 = 749,873.04 : x
  2. Step 2: Convert to fraction form
    840,453.04/1,254,124.46 = 749,873.04/x
  3. Step 3: Cross multiply
    840,453.04x = 1,254,124.46 × 749,873.04
  4. Step 4: Simplify right side
    840,453.04x = 940,434,121,358.56
  5. Step 5: Solve for x
    x = 940,434,121,358.56/840,453.04
  6. Step 6: Final answer
    x = 1,118,960.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.