Home / 1,026,931.20-1,536,249.60-888,230.40

Finding the Fourth Proportional to 1,026,931.20, 1,536,249.60 and 888,230.40

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Solution

The fourth proportional to 1,026,931.20, 1,536,249.60 and 888,230.40 is: 1,328,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,931.20 : 1,536,249.60 = 888,230.40 : x
  2. Step 2: Convert to fraction form
    1,026,931.20/1,536,249.60 = 888,230.40/x
  3. Step 3: Cross multiply
    1,026,931.20x = 1,536,249.60 × 888,230.40
  4. Step 4: Simplify right side
    1,026,931.20x = 1,364,543,596,707.84
  5. Step 5: Solve for x
    x = 1,364,543,596,707.84/1,026,931.20
  6. Step 6: Final answer
    x = 1,328,758.53

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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.