Home / 1,041,593.76-1,562,390.64-988,405.92

Finding the Fourth Proportional to 1,041,593.76, 1,562,390.64 and 988,405.92

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Solution

The fourth proportional to 1,041,593.76, 1,562,390.64 and 988,405.92 is: 1,482,608.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,593.76 : 1,562,390.64 = 988,405.92 : x
  2. Step 2: Convert to fraction form
    1,041,593.76/1,562,390.64 = 988,405.92/x
  3. Step 3: Cross multiply
    1,041,593.76x = 1,562,390.64 × 988,405.92
  4. Step 4: Simplify right side
    1,041,593.76x = 1,544,276,157,928.59
  5. Step 5: Solve for x
    x = 1,544,276,157,928.59/1,041,593.76
  6. Step 6: Final answer
    x = 1,482,608.88

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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.