Home / 1,244,512.89-1,867,041.51-403,149.69

Finding the Fourth Proportional to 1,244,512.89, 1,867,041.51 and 403,149.69

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Solution

The fourth proportional to 1,244,512.89, 1,867,041.51 and 403,149.69 is: 604,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,512.89 : 1,867,041.51 = 403,149.69 : x
  2. Step 2: Convert to fraction form
    1,244,512.89/1,867,041.51 = 403,149.69/x
  3. Step 3: Cross multiply
    1,244,512.89x = 1,867,041.51 × 403,149.69
  4. Step 4: Simplify right side
    1,244,512.89x = 752,697,205,973.63
  5. Step 5: Solve for x
    x = 752,697,205,973.63/1,244,512.89
  6. Step 6: Final answer
    x = 604,812.70

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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.