Home / 1,041,926.95-1,561,992.10-402,679.25

Finding the Fourth Proportional to 1,041,926.95, 1,561,992.10 and 402,679.25

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Solution

The fourth proportional to 1,041,926.95, 1,561,992.10 and 402,679.25 is: 603,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,926.95 : 1,561,992.10 = 402,679.25 : x
  2. Step 2: Convert to fraction form
    1,041,926.95/1,561,992.10 = 402,679.25/x
  3. Step 3: Cross multiply
    1,041,926.95x = 1,561,992.10 × 402,679.25
  4. Step 4: Simplify right side
    1,041,926.95x = 628,981,797,510.57
  5. Step 5: Solve for x
    x = 628,981,797,510.57/1,041,926.95
  6. Step 6: Final answer
    x = 603,671.68

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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.