Home / 2,421,065.40-3,622,266.90-1,581,257.40

Finding the Fourth Proportional to 2,421,065.40, 3,622,266.90 and 1,581,257.40

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Solution

The fourth proportional to 2,421,065.40, 3,622,266.90 and 1,581,257.40 is: 2,365,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,065.40 : 3,622,266.90 = 1,581,257.40 : x
  2. Step 2: Convert to fraction form
    2,421,065.40/3,622,266.90 = 1,581,257.40/x
  3. Step 3: Cross multiply
    2,421,065.40x = 3,622,266.90 × 1,581,257.40
  4. Step 4: Simplify right side
    2,421,065.40x = 5,727,736,340,400.06
  5. Step 5: Solve for x
    x = 5,727,736,340,400.06/2,421,065.40
  6. Step 6: Final answer
    x = 2,365,791.66

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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.