Home / 917,180.55-1,369,594.74-749,034.68

Finding the Fourth Proportional to 917,180.55, 1,369,594.74 and 749,034.68

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Solution

The fourth proportional to 917,180.55, 1,369,594.74 and 749,034.68 is: 1,118,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,180.55 : 1,369,594.74 = 749,034.68 : x
  2. Step 2: Convert to fraction form
    917,180.55/1,369,594.74 = 749,034.68/x
  3. Step 3: Cross multiply
    917,180.55x = 1,369,594.74 × 749,034.68
  4. Step 4: Simplify right side
    917,180.55x = 1,025,873,953,766.49
  5. Step 5: Solve for x
    x = 1,025,873,953,766.49/917,180.55
  6. Step 6: Final answer
    x = 1,118,508.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.