Home / 2,798,574.80-4,197,862.20-1,025,416.40

Finding the Fourth Proportional to 2,798,574.80, 4,197,862.20 and 1,025,416.40

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Solution

The fourth proportional to 2,798,574.80, 4,197,862.20 and 1,025,416.40 is: 1,538,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798,574.80 : 4,197,862.20 = 1,025,416.40 : x
  2. Step 2: Convert to fraction form
    2,798,574.80/4,197,862.20 = 1,025,416.40/x
  3. Step 3: Cross multiply
    2,798,574.80x = 4,197,862.20 × 1,025,416.40
  4. Step 4: Simplify right side
    2,798,574.80x = 4,304,556,744,820.08
  5. Step 5: Solve for x
    x = 4,304,556,744,820.08/2,798,574.80
  6. Step 6: Final answer
    x = 1,538,124.60

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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.