Home / 1,014,217.92-1,399,642.20-555,351.84

Finding the Fourth Proportional to 1,014,217.92, 1,399,642.20 and 555,351.84

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Solution

The fourth proportional to 1,014,217.92, 1,399,642.20 and 555,351.84 is: 766,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,217.92 : 1,399,642.20 = 555,351.84 : x
  2. Step 2: Convert to fraction form
    1,014,217.92/1,399,642.20 = 555,351.84/x
  3. Step 3: Cross multiply
    1,014,217.92x = 1,399,642.20 × 555,351.84
  4. Step 4: Simplify right side
    1,014,217.92x = 777,293,871,111.65
  5. Step 5: Solve for x
    x = 777,293,871,111.65/1,014,217.92
  6. Step 6: Final answer
    x = 766,397.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.