Home / 1,040,124.86-1,434,944.85-632,160.98

Finding the Fourth Proportional to 1,040,124.86, 1,434,944.85 and 632,160.98

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Solution

The fourth proportional to 1,040,124.86, 1,434,944.85 and 632,160.98 is: 872,122.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,124.86 : 1,434,944.85 = 632,160.98 : x
  2. Step 2: Convert to fraction form
    1,040,124.86/1,434,944.85 = 632,160.98/x
  3. Step 3: Cross multiply
    1,040,124.86x = 1,434,944.85 × 632,160.98
  4. Step 4: Simplify right side
    1,040,124.86x = 907,116,142,621.95
  5. Step 5: Solve for x
    x = 907,116,142,621.95/1,040,124.86
  6. Step 6: Final answer
    x = 872,122.36

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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.