Home / 1,448,105.70-2,171,502.45-549,248.70

Finding the Fourth Proportional to 1,448,105.70, 2,171,502.45 and 549,248.70

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Solution

The fourth proportional to 1,448,105.70, 2,171,502.45 and 549,248.70 is: 823,624.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,105.70 : 2,171,502.45 = 549,248.70 : x
  2. Step 2: Convert to fraction form
    1,448,105.70/2,171,502.45 = 549,248.70/x
  3. Step 3: Cross multiply
    1,448,105.70x = 2,171,502.45 × 549,248.70
  4. Step 4: Simplify right side
    1,448,105.70x = 1,192,694,897,709.32
  5. Step 5: Solve for x
    x = 1,192,694,897,709.32/1,448,105.70
  6. Step 6: Final answer
    x = 823,624.20

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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.