Home / 1,040,840.18-1,436,414.27-632,874.45

Finding the Fourth Proportional to 1,040,840.18, 1,436,414.27 and 632,874.45

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Solution

The fourth proportional to 1,040,840.18, 1,436,414.27 and 632,874.45 is: 873,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,840.18 : 1,436,414.27 = 632,874.45 : x
  2. Step 2: Convert to fraction form
    1,040,840.18/1,436,414.27 = 632,874.45/x
  3. Step 3: Cross multiply
    1,040,840.18x = 1,436,414.27 × 632,874.45
  4. Step 4: Simplify right side
    1,040,840.18x = 909,069,887,934.03
  5. Step 5: Solve for x
    x = 909,069,887,934.03/1,040,840.18
  6. Step 6: Final answer
    x = 873,400.08

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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.