Home / 1,314,972.20-1,971,875.10-605,217.80

Finding the Fourth Proportional to 1,314,972.20, 1,971,875.10 and 605,217.80

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Solution

The fourth proportional to 1,314,972.20, 1,971,875.10 and 605,217.80 is: 907,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,972.20 : 1,971,875.10 = 605,217.80 : x
  2. Step 2: Convert to fraction form
    1,314,972.20/1,971,875.10 = 605,217.80/x
  3. Step 3: Cross multiply
    1,314,972.20x = 1,971,875.10 × 605,217.80
  4. Step 4: Simplify right side
    1,314,972.20x = 1,193,413,909,896.78
  5. Step 5: Solve for x
    x = 1,193,413,909,896.78/1,314,972.20
  6. Step 6: Final answer
    x = 907,558.28

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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.