Home / 2,148,307.50-3,221,773.29-708,668.70

Finding the Fourth Proportional to 2,148,307.50, 3,221,773.29 and 708,668.70

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Solution

The fourth proportional to 2,148,307.50, 3,221,773.29 and 708,668.70 is: 1,062,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,307.50 : 3,221,773.29 = 708,668.70 : x
  2. Step 2: Convert to fraction form
    2,148,307.50/3,221,773.29 = 708,668.70/x
  3. Step 3: Cross multiply
    2,148,307.50x = 3,221,773.29 × 708,668.70
  4. Step 4: Simplify right side
    2,148,307.50x = 2,283,169,889,119.02
  5. Step 5: Solve for x
    x = 2,283,169,889,119.02/2,148,307.50
  6. Step 6: Final answer
    x = 1,062,776.11

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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.