Home / 2,439,491.40-3,656,612.70-922,588.20

Finding the Fourth Proportional to 2,439,491.40, 3,656,612.70 and 922,588.20

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Solution

The fourth proportional to 2,439,491.40, 3,656,612.70 and 922,588.20 is: 1,382,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439,491.40 : 3,656,612.70 = 922,588.20 : x
  2. Step 2: Convert to fraction form
    2,439,491.40/3,656,612.70 = 922,588.20/x
  3. Step 3: Cross multiply
    2,439,491.40x = 3,656,612.70 × 922,588.20
  4. Step 4: Simplify right side
    2,439,491.40x = 3,373,547,728,990.14
  5. Step 5: Solve for x
    x = 3,373,547,728,990.14/2,439,491.40
  6. Step 6: Final answer
    x = 1,382,889.78

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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.