Home / 1,328,285.59-1,833,018.86-747,506.48

Finding the Fourth Proportional to 1,328,285.59, 1,833,018.86 and 747,506.48

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Solution

The fourth proportional to 1,328,285.59, 1,833,018.86 and 747,506.48 is: 1,031,550.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,285.59 : 1,833,018.86 = 747,506.48 : x
  2. Step 2: Convert to fraction form
    1,328,285.59/1,833,018.86 = 747,506.48/x
  3. Step 3: Cross multiply
    1,328,285.59x = 1,833,018.86 × 747,506.48
  4. Step 4: Simplify right side
    1,328,285.59x = 1,370,193,468,515.88
  5. Step 5: Solve for x
    x = 1,370,193,468,515.88/1,328,285.59
  6. Step 6: Final answer
    x = 1,031,550.35

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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.