Home / 1,343,269.71-2,015,170.47-383,733.60

Finding the Fourth Proportional to 1,343,269.71, 2,015,170.47 and 383,733.60

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Solution

The fourth proportional to 1,343,269.71, 2,015,170.47 and 383,733.60 is: 575,676.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,269.71 : 2,015,170.47 = 383,733.60 : x
  2. Step 2: Convert to fraction form
    1,343,269.71/2,015,170.47 = 383,733.60/x
  3. Step 3: Cross multiply
    1,343,269.71x = 2,015,170.47 × 383,733.60
  4. Step 4: Simplify right side
    1,343,269.71x = 773,288,619,066.79
  5. Step 5: Solve for x
    x = 773,288,619,066.79/1,343,269.71
  6. Step 6: Final answer
    x = 575,676.36

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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.