Home / 1,057,244.50-1,458,446.07-649,438.21

Finding the Fourth Proportional to 1,057,244.50, 1,458,446.07 and 649,438.21

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Solution

The fourth proportional to 1,057,244.50, 1,458,446.07 and 649,438.21 is: 895,886.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,244.50 : 1,458,446.07 = 649,438.21 : x
  2. Step 2: Convert to fraction form
    1,057,244.50/1,458,446.07 = 649,438.21/x
  3. Step 3: Cross multiply
    1,057,244.50x = 1,458,446.07 × 649,438.21
  4. Step 4: Simplify right side
    1,057,244.50x = 947,170,605,082.34
  5. Step 5: Solve for x
    x = 947,170,605,082.34/1,057,244.50
  6. Step 6: Final answer
    x = 895,886.06

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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.