Home / 1,158,725.92-1,738,220.10-1,039,665.64

Finding the Fourth Proportional to 1,158,725.92, 1,738,220.10 and 1,039,665.64

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Solution

The fourth proportional to 1,158,725.92, 1,738,220.10 and 1,039,665.64 is: 1,559,616.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,725.92 : 1,738,220.10 = 1,039,665.64 : x
  2. Step 2: Convert to fraction form
    1,158,725.92/1,738,220.10 = 1,039,665.64/x
  3. Step 3: Cross multiply
    1,158,725.92x = 1,738,220.10 × 1,039,665.64
  4. Step 4: Simplify right side
    1,158,725.92x = 1,807,167,712,727.36
  5. Step 5: Solve for x
    x = 1,807,167,712,727.36/1,158,725.92
  6. Step 6: Final answer
    x = 1,559,616.20

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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.