Home / 1,041,579.76-1,562,369.64-988,391.92

Finding the Fourth Proportional to 1,041,579.76, 1,562,369.64 and 988,391.92

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Solution

The fourth proportional to 1,041,579.76, 1,562,369.64 and 988,391.92 is: 1,482,587.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,579.76 : 1,562,369.64 = 988,391.92 : x
  2. Step 2: Convert to fraction form
    1,041,579.76/1,562,369.64 = 988,391.92/x
  3. Step 3: Cross multiply
    1,041,579.76x = 1,562,369.64 × 988,391.92
  4. Step 4: Simplify right side
    1,041,579.76x = 1,544,233,528,229.31
  5. Step 5: Solve for x
    x = 1,544,233,528,229.31/1,041,579.76
  6. Step 6: Final answer
    x = 1,482,587.88

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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.