Home / 1,567,712.88-2,163,904.20-1,023,931.80

Finding the Fourth Proportional to 1,567,712.88, 2,163,904.20 and 1,023,931.80

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Solution

The fourth proportional to 1,567,712.88, 2,163,904.20 and 1,023,931.80 is: 1,413,326.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,712.88 : 2,163,904.20 = 1,023,931.80 : x
  2. Step 2: Convert to fraction form
    1,567,712.88/2,163,904.20 = 1,023,931.80/x
  3. Step 3: Cross multiply
    1,567,712.88x = 2,163,904.20 × 1,023,931.80
  4. Step 4: Simplify right side
    1,567,712.88x = 2,215,690,322,533.56
  5. Step 5: Solve for x
    x = 2,215,690,322,533.56/1,567,712.88
  6. Step 6: Final answer
    x = 1,413,326.61

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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.