Home / 5,217,085.93-7,200,442.01-2,894,726.63

Finding the Fourth Proportional to 5,217,085.93, 7,200,442.01 and 2,894,726.63

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Solution

The fourth proportional to 5,217,085.93, 7,200,442.01 and 2,894,726.63 is: 3,995,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217,085.93 : 7,200,442.01 = 2,894,726.63 : x
  2. Step 2: Convert to fraction form
    5,217,085.93/7,200,442.01 = 2,894,726.63/x
  3. Step 3: Cross multiply
    5,217,085.93x = 7,200,442.01 × 2,894,726.63
  4. Step 4: Simplify right side
    5,217,085.93x = 20,843,311,216,766.29
  5. Step 5: Solve for x
    x = 20,843,311,216,766.29/5,217,085.93
  6. Step 6: Final answer
    x = 3,995,201.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.