Home / 3,157,443.56-4,357,207.14-1,726,659.56

Finding the Fourth Proportional to 3,157,443.56, 4,357,207.14 and 1,726,659.56

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Solution

The fourth proportional to 3,157,443.56, 4,357,207.14 and 1,726,659.56 is: 2,382,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,443.56 : 4,357,207.14 = 1,726,659.56 : x
  2. Step 2: Convert to fraction form
    3,157,443.56/4,357,207.14 = 1,726,659.56/x
  3. Step 3: Cross multiply
    3,157,443.56x = 4,357,207.14 × 1,726,659.56
  4. Step 4: Simplify right side
    3,157,443.56x = 7,523,413,363,181.26
  5. Step 5: Solve for x
    x = 7,523,413,363,181.26/3,157,443.56
  6. Step 6: Final answer
    x = 2,382,754.66

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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.