Home / 1,232,725.50-1,840,060.98-1,087,120.16

Finding the Fourth Proportional to 1,232,725.50, 1,840,060.98 and 1,087,120.16

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Solution

The fourth proportional to 1,232,725.50, 1,840,060.98 and 1,087,120.16 is: 1,622,719.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,725.50 : 1,840,060.98 = 1,087,120.16 : x
  2. Step 2: Convert to fraction form
    1,232,725.50/1,840,060.98 = 1,087,120.16/x
  3. Step 3: Cross multiply
    1,232,725.50x = 1,840,060.98 × 1,087,120.16
  4. Step 4: Simplify right side
    1,232,725.50x = 2,000,367,377,787.05
  5. Step 5: Solve for x
    x = 2,000,367,377,787.05/1,232,725.50
  6. Step 6: Final answer
    x = 1,622,719.23

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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.