Home / 1,309,985.80-1,807,761.88-737,024.61

Finding the Fourth Proportional to 1,309,985.80, 1,807,761.88 and 737,024.61

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Solution

The fourth proportional to 1,309,985.80, 1,807,761.88 and 737,024.61 is: 1,017,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,985.80 : 1,807,761.88 = 737,024.61 : x
  2. Step 2: Convert to fraction form
    1,309,985.80/1,807,761.88 = 737,024.61/x
  3. Step 3: Cross multiply
    1,309,985.80x = 1,807,761.88 × 737,024.61
  4. Step 4: Simplify right side
    1,309,985.80x = 1,332,364,994,579.87
  5. Step 5: Solve for x
    x = 1,332,364,994,579.87/1,309,985.80
  6. Step 6: Final answer
    x = 1,017,083.54

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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.