Home / 1,055,990.40-1,584,374.40-346,041.60

Finding the Fourth Proportional to 1,055,990.40, 1,584,374.40 and 346,041.60

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Solution

The fourth proportional to 1,055,990.40, 1,584,374.40 and 346,041.60 is: 519,189.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,990.40 : 1,584,374.40 = 346,041.60 : x
  2. Step 2: Convert to fraction form
    1,055,990.40/1,584,374.40 = 346,041.60/x
  3. Step 3: Cross multiply
    1,055,990.40x = 1,584,374.40 × 346,041.60
  4. Step 4: Simplify right side
    1,055,990.40x = 548,259,452,375.04
  5. Step 5: Solve for x
    x = 548,259,452,375.04/1,055,990.40
  6. Step 6: Final answer
    x = 519,189.81

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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.