Home / 1,143,222.95-1,577,533.95-659,943.79

Finding the Fourth Proportional to 1,143,222.95, 1,577,533.95 and 659,943.79

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Solution

The fourth proportional to 1,143,222.95, 1,577,533.95 and 659,943.79 is: 910,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,222.95 : 1,577,533.95 = 659,943.79 : x
  2. Step 2: Convert to fraction form
    1,143,222.95/1,577,533.95 = 659,943.79/x
  3. Step 3: Cross multiply
    1,143,222.95x = 1,577,533.95 × 659,943.79
  4. Step 4: Simplify right side
    1,143,222.95x = 1,041,083,729,872.84
  5. Step 5: Solve for x
    x = 1,041,083,729,872.84/1,143,222.95
  6. Step 6: Final answer
    x = 910,656.78

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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.