Home / 1,008,061.30-1,512,091.95-447,095.80

Finding the Fourth Proportional to 1,008,061.30, 1,512,091.95 and 447,095.80

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Solution

The fourth proportional to 1,008,061.30, 1,512,091.95 and 447,095.80 is: 670,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,061.30 : 1,512,091.95 = 447,095.80 : x
  2. Step 2: Convert to fraction form
    1,008,061.30/1,512,091.95 = 447,095.80/x
  3. Step 3: Cross multiply
    1,008,061.30x = 1,512,091.95 × 447,095.80
  4. Step 4: Simplify right side
    1,008,061.30x = 676,049,960,058.81
  5. Step 5: Solve for x
    x = 676,049,960,058.81/1,008,061.30
  6. Step 6: Final answer
    x = 670,643.70

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.