Home / 1,211,532.47-1,671,921.38-695,245.25

Finding the Fourth Proportional to 1,211,532.47, 1,671,921.38 and 695,245.25

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Solution

The fourth proportional to 1,211,532.47, 1,671,921.38 and 695,245.25 is: 959,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,532.47 : 1,671,921.38 = 695,245.25 : x
  2. Step 2: Convert to fraction form
    1,211,532.47/1,671,921.38 = 695,245.25/x
  3. Step 3: Cross multiply
    1,211,532.47x = 1,671,921.38 × 695,245.25
  4. Step 4: Simplify right side
    1,211,532.47x = 1,162,395,385,982.61
  5. Step 5: Solve for x
    x = 1,162,395,385,982.61/1,211,532.47
  6. Step 6: Final answer
    x = 959,442.21

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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.