Home / 1,618,950.80-2,234,155.40-893,799.92

Finding the Fourth Proportional to 1,618,950.80, 2,234,155.40 and 893,799.92

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Solution

The fourth proportional to 1,618,950.80, 2,234,155.40 and 893,799.92 is: 1,233,445.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,950.80 : 2,234,155.40 = 893,799.92 : x
  2. Step 2: Convert to fraction form
    1,618,950.80/2,234,155.40 = 893,799.92/x
  3. Step 3: Cross multiply
    1,618,950.80x = 2,234,155.40 × 893,799.92
  4. Step 4: Simplify right side
    1,618,950.80x = 1,996,887,917,787.57
  5. Step 5: Solve for x
    x = 1,996,887,917,787.57/1,618,950.80
  6. Step 6: Final answer
    x = 1,233,445.71

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Double scale
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Similar ratio
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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.