Home / 1,217,178.76-1,825,934.25-507,040.72

Finding the Fourth Proportional to 1,217,178.76, 1,825,934.25 and 507,040.72

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Solution

The fourth proportional to 1,217,178.76, 1,825,934.25 and 507,040.72 is: 760,630.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,178.76 : 1,825,934.25 = 507,040.72 : x
  2. Step 2: Convert to fraction form
    1,217,178.76/1,825,934.25 = 507,040.72/x
  3. Step 3: Cross multiply
    1,217,178.76x = 1,825,934.25 × 507,040.72
  4. Step 4: Simplify right side
    1,217,178.76x = 925,823,016,792.66
  5. Step 5: Solve for x
    x = 925,823,016,792.66/1,217,178.76
  6. Step 6: Final answer
    x = 760,630.28

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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.