Home / 2,808,500.96-3,875,841.28-1,646,785.70

Finding the Fourth Proportional to 2,808,500.96, 3,875,841.28 and 1,646,785.70

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Solution

The fourth proportional to 2,808,500.96, 3,875,841.28 and 1,646,785.70 is: 2,272,628.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,500.96 : 3,875,841.28 = 1,646,785.70 : x
  2. Step 2: Convert to fraction form
    2,808,500.96/3,875,841.28 = 1,646,785.70/x
  3. Step 3: Cross multiply
    2,808,500.96x = 3,875,841.28 × 1,646,785.70
  4. Step 4: Simplify right side
    2,808,500.96x = 6,382,679,992,587.38
  5. Step 5: Solve for x
    x = 6,382,679,992,587.38/2,808,500.96
  6. Step 6: Final answer
    x = 2,272,628.74

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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.