Home / 1,158,396.98-1,598,631.09-649,080.50

Finding the Fourth Proportional to 1,158,396.98, 1,598,631.09 and 649,080.50

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Solution

The fourth proportional to 1,158,396.98, 1,598,631.09 and 649,080.50 is: 895,755.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,396.98 : 1,598,631.09 = 649,080.50 : x
  2. Step 2: Convert to fraction form
    1,158,396.98/1,598,631.09 = 649,080.50/x
  3. Step 3: Cross multiply
    1,158,396.98x = 1,598,631.09 × 649,080.50
  4. Step 4: Simplify right side
    1,158,396.98x = 1,037,640,267,212.75
  5. Step 5: Solve for x
    x = 1,037,640,267,212.75/1,158,396.98
  6. Step 6: Final answer
    x = 895,755.33

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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.