Home / 1,084,380.40-1,625,404.20-410,201.20

Finding the Fourth Proportional to 1,084,380.40, 1,625,404.20 and 410,201.20

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Solution

The fourth proportional to 1,084,380.40, 1,625,404.20 and 410,201.20 is: 614,860.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,380.40 : 1,625,404.20 = 410,201.20 : x
  2. Step 2: Convert to fraction form
    1,084,380.40/1,625,404.20 = 410,201.20/x
  3. Step 3: Cross multiply
    1,084,380.40x = 1,625,404.20 × 410,201.20
  4. Step 4: Simplify right side
    1,084,380.40x = 666,742,753,325.04
  5. Step 5: Solve for x
    x = 666,742,753,325.04/1,084,380.40
  6. Step 6: Final answer
    x = 614,860.57

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1.5x scale

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.