Home / 1,527,168.55-2,289,642.15-717,135.56

Finding the Fourth Proportional to 1,527,168.55, 2,289,642.15 and 717,135.56

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Solution

The fourth proportional to 1,527,168.55, 2,289,642.15 and 717,135.56 is: 1,075,181.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,168.55 : 2,289,642.15 = 717,135.56 : x
  2. Step 2: Convert to fraction form
    1,527,168.55/2,289,642.15 = 717,135.56/x
  3. Step 3: Cross multiply
    1,527,168.55x = 2,289,642.15 × 717,135.56
  4. Step 4: Simplify right side
    1,527,168.55x = 1,641,983,808,215.51
  5. Step 5: Solve for x
    x = 1,641,983,808,215.51/1,527,168.55
  6. Step 6: Final answer
    x = 1,075,181.79

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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.