Home / 2,788,912.10-3,849,084.78-1,565,290.46

Finding the Fourth Proportional to 2,788,912.10, 3,849,084.78 and 1,565,290.46

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Solution

The fourth proportional to 2,788,912.10, 3,849,084.78 and 1,565,290.46 is: 2,160,317.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,912.10 : 3,849,084.78 = 1,565,290.46 : x
  2. Step 2: Convert to fraction form
    2,788,912.10/3,849,084.78 = 1,565,290.46/x
  3. Step 3: Cross multiply
    2,788,912.10x = 3,849,084.78 × 1,565,290.46
  4. Step 4: Simplify right side
    2,788,912.10x = 6,024,935,685,865.20
  5. Step 5: Solve for x
    x = 6,024,935,685,865.20/2,788,912.10
  6. Step 6: Final answer
    x = 2,160,317.53

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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.