Home / 2,185,523.68-3,016,059.92-1,205,575.20

Finding the Fourth Proportional to 2,185,523.68, 3,016,059.92 and 1,205,575.20

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Solution

The fourth proportional to 2,185,523.68, 3,016,059.92 and 1,205,575.20 is: 1,663,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,523.68 : 3,016,059.92 = 1,205,575.20 : x
  2. Step 2: Convert to fraction form
    2,185,523.68/3,016,059.92 = 1,205,575.20/x
  3. Step 3: Cross multiply
    2,185,523.68x = 3,016,059.92 × 1,205,575.20
  4. Step 4: Simplify right side
    2,185,523.68x = 3,636,087,041,265.98
  5. Step 5: Solve for x
    x = 3,636,087,041,265.98/2,185,523.68
  6. Step 6: Final answer
    x = 1,663,714.32

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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.