Home / 1,173,751.68-1,619,783.96-690,337.20

Finding the Fourth Proportional to 1,173,751.68, 1,619,783.96 and 690,337.20

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Solution

The fourth proportional to 1,173,751.68, 1,619,783.96 and 690,337.20 is: 952,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,751.68 : 1,619,783.96 = 690,337.20 : x
  2. Step 2: Convert to fraction form
    1,173,751.68/1,619,783.96 = 690,337.20/x
  3. Step 3: Cross multiply
    1,173,751.68x = 1,619,783.96 × 690,337.20
  4. Step 4: Simplify right side
    1,173,751.68x = 1,118,197,123,551.31
  5. Step 5: Solve for x
    x = 1,118,197,123,551.31/1,173,751.68
  6. Step 6: Final answer
    x = 952,669.24

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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.