Home / 1,426,080.80-2,139,697.20-627,514.40

Finding the Fourth Proportional to 1,426,080.80, 2,139,697.20 and 627,514.40

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Solution

The fourth proportional to 1,426,080.80, 2,139,697.20 and 627,514.40 is: 941,525.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,080.80 : 2,139,697.20 = 627,514.40 : x
  2. Step 2: Convert to fraction form
    1,426,080.80/2,139,697.20 = 627,514.40/x
  3. Step 3: Cross multiply
    1,426,080.80x = 2,139,697.20 × 627,514.40
  4. Step 4: Simplify right side
    1,426,080.80x = 1,342,690,804,639.68
  5. Step 5: Solve for x
    x = 1,342,690,804,639.68/1,426,080.80
  6. Step 6: Final answer
    x = 941,525.06

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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.