Home / 2,442,213.68-3,663,495.36-645,079.16

Finding the Fourth Proportional to 2,442,213.68, 3,663,495.36 and 645,079.16

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Solution

The fourth proportional to 2,442,213.68, 3,663,495.36 and 645,079.16 is: 967,664.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,213.68 : 3,663,495.36 = 645,079.16 : x
  2. Step 2: Convert to fraction form
    2,442,213.68/3,663,495.36 = 645,079.16/x
  3. Step 3: Cross multiply
    2,442,213.68x = 3,663,495.36 × 645,079.16
  4. Step 4: Simplify right side
    2,442,213.68x = 2,363,244,509,492.70
  5. Step 5: Solve for x
    x = 2,363,244,509,492.70/2,442,213.68
  6. Step 6: Final answer
    x = 967,664.92

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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.