Home / 3,016,041.60-4,162,166.97-1,639,384.45

Finding the Fourth Proportional to 3,016,041.60, 4,162,166.97 and 1,639,384.45

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Solution

The fourth proportional to 3,016,041.60, 4,162,166.97 and 1,639,384.45 is: 2,262,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,041.60 : 4,162,166.97 = 1,639,384.45 : x
  2. Step 2: Convert to fraction form
    3,016,041.60/4,162,166.97 = 1,639,384.45/x
  3. Step 3: Cross multiply
    3,016,041.60x = 4,162,166.97 × 1,639,384.45
  4. Step 4: Simplify right side
    3,016,041.60x = 6,823,391,808,921.62
  5. Step 5: Solve for x
    x = 6,823,391,808,921.62/3,016,041.60
  6. Step 6: Final answer
    x = 2,262,366.61

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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.