Home / 1,248,706.68-1,873,074.18-439,115.19

Finding the Fourth Proportional to 1,248,706.68, 1,873,074.18 and 439,115.19

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Solution

The fourth proportional to 1,248,706.68, 1,873,074.18 and 439,115.19 is: 658,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,706.68 : 1,873,074.18 = 439,115.19 : x
  2. Step 2: Convert to fraction form
    1,248,706.68/1,873,074.18 = 439,115.19/x
  3. Step 3: Cross multiply
    1,248,706.68x = 1,873,074.18 × 439,115.19
  4. Step 4: Simplify right side
    1,248,706.68x = 822,495,324,434.79
  5. Step 5: Solve for x
    x = 822,495,324,434.79/1,248,706.68
  6. Step 6: Final answer
    x = 658,677.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.