Home / 1,711,170.76-2,567,339.58-646,519.72

Finding the Fourth Proportional to 1,711,170.76, 2,567,339.58 and 646,519.72

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Solution

The fourth proportional to 1,711,170.76, 2,567,339.58 and 646,519.72 is: 970,000.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,711,170.76 : 2,567,339.58 = 646,519.72 : x
  2. Step 2: Convert to fraction form
    1,711,170.76/2,567,339.58 = 646,519.72/x
  3. Step 3: Cross multiply
    1,711,170.76x = 2,567,339.58 × 646,519.72
  4. Step 4: Simplify right side
    1,711,170.76x = 1,659,835,666,406.52
  5. Step 5: Solve for x
    x = 1,659,835,666,406.52/1,711,170.76
  6. Step 6: Final answer
    x = 970,000.02

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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.