Home / 1,191,314.94-1,785,966.76-516,887.88

Finding the Fourth Proportional to 1,191,314.94, 1,785,966.76 and 516,887.88

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Solution

The fourth proportional to 1,191,314.94, 1,785,966.76 and 516,887.88 is: 774,895.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,314.94 : 1,785,966.76 = 516,887.88 : x
  2. Step 2: Convert to fraction form
    1,191,314.94/1,785,966.76 = 516,887.88/x
  3. Step 3: Cross multiply
    1,191,314.94x = 1,785,966.76 × 516,887.88
  4. Step 4: Simplify right side
    1,191,314.94x = 923,144,572,326.87
  5. Step 5: Solve for x
    x = 923,144,572,326.87/1,191,314.94
  6. Step 6: Final answer
    x = 774,895.49

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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.