Home / 1,274,390.24-1,911,590.51-516,246.05

Finding the Fourth Proportional to 1,274,390.24, 1,911,590.51 and 516,246.05

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Solution

The fourth proportional to 1,274,390.24, 1,911,590.51 and 516,246.05 is: 774,371.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,390.24 : 1,911,590.51 = 516,246.05 : x
  2. Step 2: Convert to fraction form
    1,274,390.24/1,911,590.51 = 516,246.05/x
  3. Step 3: Cross multiply
    1,274,390.24x = 1,911,590.51 × 516,246.05
  4. Step 4: Simplify right side
    1,274,390.24x = 986,851,043,480.66
  5. Step 5: Solve for x
    x = 986,851,043,480.66/1,274,390.24
  6. Step 6: Final answer
    x = 774,371.16

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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.