Home / 1,177,015.90-1,766,066.83-537,515.68

Finding the Fourth Proportional to 1,177,015.90, 1,766,066.83 and 537,515.68

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Solution

The fourth proportional to 1,177,015.90, 1,766,066.83 and 537,515.68 is: 806,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,015.90 : 1,766,066.83 = 537,515.68 : x
  2. Step 2: Convert to fraction form
    1,177,015.90/1,766,066.83 = 537,515.68/x
  3. Step 3: Cross multiply
    1,177,015.90x = 1,766,066.83 × 537,515.68
  4. Step 4: Simplify right side
    1,177,015.90x = 949,288,613,052.90
  5. Step 5: Solve for x
    x = 949,288,613,052.90/1,177,015.90
  6. Step 6: Final answer
    x = 806,521.49

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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.