Home / 1,412,680.60-2,118,923.70-453,122.20

Finding the Fourth Proportional to 1,412,680.60, 2,118,923.70 and 453,122.20

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Solution

The fourth proportional to 1,412,680.60, 2,118,923.70 and 453,122.20 is: 679,652.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,680.60 : 2,118,923.70 = 453,122.20 : x
  2. Step 2: Convert to fraction form
    1,412,680.60/2,118,923.70 = 453,122.20/x
  3. Step 3: Cross multiply
    1,412,680.60x = 2,118,923.70 × 453,122.20
  4. Step 4: Simplify right side
    1,412,680.60x = 960,131,368,576.14
  5. Step 5: Solve for x
    x = 960,131,368,576.14/1,412,680.60
  6. Step 6: Final answer
    x = 679,652.12

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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.