Home / 1,995,314.80-2,992,972.20-1,357,585.60

Finding the Fourth Proportional to 1,995,314.80, 2,992,972.20 and 1,357,585.60

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Solution

The fourth proportional to 1,995,314.80, 2,992,972.20 and 1,357,585.60 is: 2,036,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,314.80 : 2,992,972.20 = 1,357,585.60 : x
  2. Step 2: Convert to fraction form
    1,995,314.80/2,992,972.20 = 1,357,585.60/x
  3. Step 3: Cross multiply
    1,995,314.80x = 2,992,972.20 × 1,357,585.60
  4. Step 4: Simplify right side
    1,995,314.80x = 4,063,215,959,920.32
  5. Step 5: Solve for x
    x = 4,063,215,959,920.32/1,995,314.80
  6. Step 6: Final answer
    x = 2,036,378.40

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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.