Home / 2,064,969.40-2,849,691.36-1,147,257.76

Finding the Fourth Proportional to 2,064,969.40, 2,849,691.36 and 1,147,257.76

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Solution

The fourth proportional to 2,064,969.40, 2,849,691.36 and 1,147,257.76 is: 1,583,234.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064,969.40 : 2,849,691.36 = 1,147,257.76 : x
  2. Step 2: Convert to fraction form
    2,064,969.40/2,849,691.36 = 1,147,257.76/x
  3. Step 3: Cross multiply
    2,064,969.40x = 2,849,691.36 × 1,147,257.76
  4. Step 4: Simplify right side
    2,064,969.40x = 3,269,330,526,364.95
  5. Step 5: Solve for x
    x = 3,269,330,526,364.95/2,064,969.40
  6. Step 6: Final answer
    x = 1,583,234.37

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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.