Home / 1,330,799.45-1,995,470.18-655,395.53

Finding the Fourth Proportional to 1,330,799.45, 1,995,470.18 and 655,395.53

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Solution

The fourth proportional to 1,330,799.45, 1,995,470.18 and 655,395.53 is: 982,734.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,799.45 : 1,995,470.18 = 655,395.53 : x
  2. Step 2: Convert to fraction form
    1,330,799.45/1,995,470.18 = 655,395.53/x
  3. Step 3: Cross multiply
    1,330,799.45x = 1,995,470.18 × 655,395.53
  4. Step 4: Simplify right side
    1,330,799.45x = 1,307,822,232,943.32
  5. Step 5: Solve for x
    x = 1,307,822,232,943.32/1,330,799.45
  6. Step 6: Final answer
    x = 982,734.28

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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.