Home / 1,072,162.46-1,607,734.10-623,012.88

Finding the Fourth Proportional to 1,072,162.46, 1,607,734.10 and 623,012.88

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Solution

The fourth proportional to 1,072,162.46, 1,607,734.10 and 623,012.88 is: 934,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,162.46 : 1,607,734.10 = 623,012.88 : x
  2. Step 2: Convert to fraction form
    1,072,162.46/1,607,734.10 = 623,012.88/x
  3. Step 3: Cross multiply
    1,072,162.46x = 1,607,734.10 × 623,012.88
  4. Step 4: Simplify right side
    1,072,162.46x = 1,001,639,051,915.21
  5. Step 5: Solve for x
    x = 1,001,639,051,915.21/1,072,162.46
  6. Step 6: Final answer
    x = 934,223.21

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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.