Home / 1,157,276.15-1,735,281.44-918,921.17

Finding the Fourth Proportional to 1,157,276.15, 1,735,281.44 and 918,921.17

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Solution

The fourth proportional to 1,157,276.15, 1,735,281.44 and 918,921.17 is: 1,377,879.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,276.15 : 1,735,281.44 = 918,921.17 : x
  2. Step 2: Convert to fraction form
    1,157,276.15/1,735,281.44 = 918,921.17/x
  3. Step 3: Cross multiply
    1,157,276.15x = 1,735,281.44 × 918,921.17
  4. Step 4: Simplify right side
    1,157,276.15x = 1,594,586,846,529.48
  5. Step 5: Solve for x
    x = 1,594,586,846,529.48/1,157,276.15
  6. Step 6: Final answer
    x = 1,377,879.30

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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.