Home / 1,085,649.12-1,498,219.80-602,198.52

Finding the Fourth Proportional to 1,085,649.12, 1,498,219.80 and 602,198.52

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Solution

The fourth proportional to 1,085,649.12, 1,498,219.80 and 602,198.52 is: 831,047.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,649.12 : 1,498,219.80 = 602,198.52 : x
  2. Step 2: Convert to fraction form
    1,085,649.12/1,498,219.80 = 602,198.52/x
  3. Step 3: Cross multiply
    1,085,649.12x = 1,498,219.80 × 602,198.52
  4. Step 4: Simplify right side
    1,085,649.12x = 902,225,746,194.70
  5. Step 5: Solve for x
    x = 902,225,746,194.70/1,085,649.12
  6. Step 6: Final answer
    x = 831,047.28

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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.