Home / 1,158,451.83-1,598,659.09-649,154.21

Finding the Fourth Proportional to 1,158,451.83, 1,598,659.09 and 649,154.21

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Solution

The fourth proportional to 1,158,451.83, 1,598,659.09 and 649,154.21 is: 895,830.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,451.83 : 1,598,659.09 = 649,154.21 : x
  2. Step 2: Convert to fraction form
    1,158,451.83/1,598,659.09 = 649,154.21/x
  3. Step 3: Cross multiply
    1,158,451.83x = 1,598,659.09 × 649,154.21
  4. Step 4: Simplify right side
    1,158,451.83x = 1,037,776,278,628.27
  5. Step 5: Solve for x
    x = 1,037,776,278,628.27/1,158,451.83
  6. Step 6: Final answer
    x = 895,830.32

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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.