Home / 1,145,903.70-1,719,228.15-546,787.20

Finding the Fourth Proportional to 1,145,903.70, 1,719,228.15 and 546,787.20

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Solution

The fourth proportional to 1,145,903.70, 1,719,228.15 and 546,787.20 is: 820,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,903.70 : 1,719,228.15 = 546,787.20 : x
  2. Step 2: Convert to fraction form
    1,145,903.70/1,719,228.15 = 546,787.20/x
  3. Step 3: Cross multiply
    1,145,903.70x = 1,719,228.15 × 546,787.20
  4. Step 4: Simplify right side
    1,145,903.70x = 940,051,946,299.68
  5. Step 5: Solve for x
    x = 940,051,946,299.68/1,145,903.70
  6. Step 6: Final answer
    x = 820,358.59

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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.