Home / 1,173,753.64-1,619,786.76-690,339.16

Finding the Fourth Proportional to 1,173,753.64, 1,619,786.76 and 690,339.16

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Solution

The fourth proportional to 1,173,753.64, 1,619,786.76 and 690,339.16 is: 952,672.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,753.64 : 1,619,786.76 = 690,339.16 : x
  2. Step 2: Convert to fraction form
    1,173,753.64/1,619,786.76 = 690,339.16/x
  3. Step 3: Cross multiply
    1,173,753.64x = 1,619,786.76 × 690,339.16
  4. Step 4: Simplify right side
    1,173,753.64x = 1,118,202,231,277.52
  5. Step 5: Solve for x
    x = 1,118,202,231,277.52/1,173,753.64
  6. Step 6: Final answer
    x = 952,672.00

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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.