Home / 1,359,288.24-1,875,778.08-747,440.34

Finding the Fourth Proportional to 1,359,288.24, 1,875,778.08 and 747,440.34

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Solution

The fourth proportional to 1,359,288.24, 1,875,778.08 and 747,440.34 is: 1,031,445.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,288.24 : 1,875,778.08 = 747,440.34 : x
  2. Step 2: Convert to fraction form
    1,359,288.24/1,875,778.08 = 747,440.34/x
  3. Step 3: Cross multiply
    1,359,288.24x = 1,875,778.08 × 747,440.34
  4. Step 4: Simplify right side
    1,359,288.24x = 1,402,032,205,879.75
  5. Step 5: Solve for x
    x = 1,402,032,205,879.75/1,359,288.24
  6. Step 6: Final answer
    x = 1,031,445.84

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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.