Home / 2,991,895.39-4,487,843.07-748,033.39

Finding the Fourth Proportional to 2,991,895.39, 4,487,843.07 and 748,033.39

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Solution

The fourth proportional to 2,991,895.39, 4,487,843.07 and 748,033.39 is: 1,122,050.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,895.39 : 4,487,843.07 = 748,033.39 : x
  2. Step 2: Convert to fraction form
    2,991,895.39/4,487,843.07 = 748,033.39/x
  3. Step 3: Cross multiply
    2,991,895.39x = 4,487,843.07 × 748,033.39
  4. Step 4: Simplify right side
    2,991,895.39x = 3,357,056,465,440.11
  5. Step 5: Solve for x
    x = 3,357,056,465,440.11/2,991,895.39
  6. Step 6: Final answer
    x = 1,122,050.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.