Home / 2,657,069.81-3,986,237.15-859,953.29

Finding the Fourth Proportional to 2,657,069.81, 3,986,237.15 and 859,953.29

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Solution

The fourth proportional to 2,657,069.81, 3,986,237.15 and 859,953.29 is: 1,290,134.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,069.81 : 3,986,237.15 = 859,953.29 : x
  2. Step 2: Convert to fraction form
    2,657,069.81/3,986,237.15 = 859,953.29/x
  3. Step 3: Cross multiply
    2,657,069.81x = 3,986,237.15 × 859,953.29
  4. Step 4: Simplify right side
    2,657,069.81x = 3,427,977,747,562.96
  5. Step 5: Solve for x
    x = 3,427,977,747,562.96/2,657,069.81
  6. Step 6: Final answer
    x = 1,290,134.62

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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.