Home / 1,461,688.20-2,192,531.22-396,886.50

Finding the Fourth Proportional to 1,461,688.20, 2,192,531.22 and 396,886.50

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Solution

The fourth proportional to 1,461,688.20, 2,192,531.22 and 396,886.50 is: 595,329.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,688.20 : 2,192,531.22 = 396,886.50 : x
  2. Step 2: Convert to fraction form
    1,461,688.20/2,192,531.22 = 396,886.50/x
  3. Step 3: Cross multiply
    1,461,688.20x = 2,192,531.22 × 396,886.50
  4. Step 4: Simplify right side
    1,461,688.20x = 870,186,042,046.53
  5. Step 5: Solve for x
    x = 870,186,042,046.53/1,461,688.20
  6. Step 6: Final answer
    x = 595,329.46

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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.