Home / 840,050.49-1,254,719.90-759,964.98

Finding the Fourth Proportional to 840,050.49, 1,254,719.90 and 759,964.98

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Solution

The fourth proportional to 840,050.49, 1,254,719.90 and 759,964.98 is: 1,135,102.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,050.49 : 1,254,719.90 = 759,964.98 : x
  2. Step 2: Convert to fraction form
    840,050.49/1,254,719.90 = 759,964.98/x
  3. Step 3: Cross multiply
    840,050.49x = 1,254,719.90 × 759,964.98
  4. Step 4: Simplify right side
    840,050.49x = 953,543,179,909.28
  5. Step 5: Solve for x
    x = 953,543,179,909.28/840,050.49
  6. Step 6: Final answer
    x = 1,135,102.22

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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.