Home / 1,050,558.40-1,565,844.02-990,765.76

Finding the Fourth Proportional to 1,050,558.40, 1,565,844.02 and 990,765.76

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Solution

The fourth proportional to 1,050,558.40, 1,565,844.02 and 990,765.76 is: 1,476,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,558.40 : 1,565,844.02 = 990,765.76 : x
  2. Step 2: Convert to fraction form
    1,050,558.40/1,565,844.02 = 990,765.76/x
  3. Step 3: Cross multiply
    1,050,558.40x = 1,565,844.02 × 990,765.76
  4. Step 4: Simplify right side
    1,050,558.40x = 1,551,384,640,516.76
  5. Step 5: Solve for x
    x = 1,551,384,640,516.76/1,050,558.40
  6. Step 6: Final answer
    x = 1,476,723.85

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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.