Home / 1,769,860.40-2,655,446.70-705,666.20

Finding the Fourth Proportional to 1,769,860.40, 2,655,446.70 and 705,666.20

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Solution

The fourth proportional to 1,769,860.40, 2,655,446.70 and 705,666.20 is: 1,058,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,860.40 : 2,655,446.70 = 705,666.20 : x
  2. Step 2: Convert to fraction form
    1,769,860.40/2,655,446.70 = 705,666.20/x
  3. Step 3: Cross multiply
    1,769,860.40x = 2,655,446.70 × 705,666.20
  4. Step 4: Simplify right side
    1,769,860.40x = 1,873,858,982,091.54
  5. Step 5: Solve for x
    x = 1,873,858,982,091.54/1,769,860.40
  6. Step 6: Final answer
    x = 1,058,760.90

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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.