Home / 2,006,811.46-2,769,401.73-1,147,389.70

Finding the Fourth Proportional to 2,006,811.46, 2,769,401.73 and 1,147,389.70

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Solution

The fourth proportional to 2,006,811.46, 2,769,401.73 and 1,147,389.70 is: 1,583,398.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,006,811.46 : 2,769,401.73 = 1,147,389.70 : x
  2. Step 2: Convert to fraction form
    2,006,811.46/2,769,401.73 = 1,147,389.70/x
  3. Step 3: Cross multiply
    2,006,811.46x = 2,769,401.73 × 1,147,389.70
  4. Step 4: Simplify right side
    2,006,811.46x = 3,177,583,020,164.18
  5. Step 5: Solve for x
    x = 3,177,583,020,164.18/2,006,811.46
  6. Step 6: Final answer
    x = 1,583,398.88

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Double scale
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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.