Home / 1,250,325.76-1,725,439.96-677,361.84

Finding the Fourth Proportional to 1,250,325.76, 1,725,439.96 and 677,361.84

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Solution

The fourth proportional to 1,250,325.76, 1,725,439.96 and 677,361.84 is: 934,754.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,325.76 : 1,725,439.96 = 677,361.84 : x
  2. Step 2: Convert to fraction form
    1,250,325.76/1,725,439.96 = 677,361.84/x
  3. Step 3: Cross multiply
    1,250,325.76x = 1,725,439.96 × 677,361.84
  4. Step 4: Simplify right side
    1,250,325.76x = 1,168,747,186,115.13
  5. Step 5: Solve for x
    x = 1,168,747,186,115.13/1,250,325.76
  6. Step 6: Final answer
    x = 934,754.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.