Home / 1,298,154.60-1,791,550.32-747,039.24

Finding the Fourth Proportional to 1,298,154.60, 1,791,550.32 and 747,039.24

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Solution

The fourth proportional to 1,298,154.60, 1,791,550.32 and 747,039.24 is: 1,030,969.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,154.60 : 1,791,550.32 = 747,039.24 : x
  2. Step 2: Convert to fraction form
    1,298,154.60/1,791,550.32 = 747,039.24/x
  3. Step 3: Cross multiply
    1,298,154.60x = 1,791,550.32 × 747,039.24
  4. Step 4: Simplify right side
    1,298,154.60x = 1,338,358,389,474.56
  5. Step 5: Solve for x
    x = 1,338,358,389,474.56/1,298,154.60
  6. Step 6: Final answer
    x = 1,030,969.95

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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.