Home / 1,686,764.20-2,327,760.84-922,830.52

Finding the Fourth Proportional to 1,686,764.20, 2,327,760.84 and 922,830.52

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Solution

The fourth proportional to 1,686,764.20, 2,327,760.84 and 922,830.52 is: 1,273,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,764.20 : 2,327,760.84 = 922,830.52 : x
  2. Step 2: Convert to fraction form
    1,686,764.20/2,327,760.84 = 922,830.52/x
  3. Step 3: Cross multiply
    1,686,764.20x = 2,327,760.84 × 922,830.52
  4. Step 4: Simplify right side
    1,686,764.20x = 2,148,128,746,412.84
  5. Step 5: Solve for x
    x = 2,148,128,746,412.84/1,686,764.20
  6. Step 6: Final answer
    x = 1,273,520.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.