Home / 1,666,809.72-2,500,399.06-655,798.50

Finding the Fourth Proportional to 1,666,809.72, 2,500,399.06 and 655,798.50

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Solution

The fourth proportional to 1,666,809.72, 2,500,399.06 and 655,798.50 is: 983,770.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,809.72 : 2,500,399.06 = 655,798.50 : x
  2. Step 2: Convert to fraction form
    1,666,809.72/2,500,399.06 = 655,798.50/x
  3. Step 3: Cross multiply
    1,666,809.72x = 2,500,399.06 × 655,798.50
  4. Step 4: Simplify right side
    1,666,809.72x = 1,639,757,951,309.91
  5. Step 5: Solve for x
    x = 1,639,757,951,309.91/1,666,809.72
  6. Step 6: Final answer
    x = 983,770.33

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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.