Home / 1,662,251.87-2,493,378.48-400,079.49

Finding the Fourth Proportional to 1,662,251.87, 2,493,378.48 and 400,079.49

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Solution

The fourth proportional to 1,662,251.87, 2,493,378.48 and 400,079.49 is: 600,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,251.87 : 2,493,378.48 = 400,079.49 : x
  2. Step 2: Convert to fraction form
    1,662,251.87/2,493,378.48 = 400,079.49/x
  3. Step 3: Cross multiply
    1,662,251.87x = 2,493,378.48 × 400,079.49
  4. Step 4: Simplify right side
    1,662,251.87x = 997,549,590,655.38
  5. Step 5: Solve for x
    x = 997,549,590,655.38/1,662,251.87
  6. Step 6: Final answer
    x = 600,119.40

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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.