Home / 1,719,221.40-2,372,482.44-955,276.92

Finding the Fourth Proportional to 1,719,221.40, 2,372,482.44 and 955,276.92

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Solution

The fourth proportional to 1,719,221.40, 2,372,482.44 and 955,276.92 is: 1,318,258.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,221.40 : 2,372,482.44 = 955,276.92 : x
  2. Step 2: Convert to fraction form
    1,719,221.40/2,372,482.44 = 955,276.92/x
  3. Step 3: Cross multiply
    1,719,221.40x = 2,372,482.44 × 955,276.92
  4. Step 4: Simplify right side
    1,719,221.40x = 2,266,377,718,037.28
  5. Step 5: Solve for x
    x = 2,266,377,718,037.28/1,719,221.40
  6. Step 6: Final answer
    x = 1,318,258.21

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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.