Home / 2,897,680.80-4,346,326.80-767,719.20

Finding the Fourth Proportional to 2,897,680.80, 4,346,326.80 and 767,719.20

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Solution

The fourth proportional to 2,897,680.80, 4,346,326.80 and 767,719.20 is: 1,151,527.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,680.80 : 4,346,326.80 = 767,719.20 : x
  2. Step 2: Convert to fraction form
    2,897,680.80/4,346,326.80 = 767,719.20/x
  3. Step 3: Cross multiply
    2,897,680.80x = 4,346,326.80 × 767,719.20
  4. Step 4: Simplify right side
    2,897,680.80x = 3,336,758,533,834.56
  5. Step 5: Solve for x
    x = 3,336,758,533,834.56/2,897,680.80
  6. Step 6: Final answer
    x = 1,151,527.30

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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.