Home / 2,788,996.68-3,848,657.22-1,565,188.20

Finding the Fourth Proportional to 2,788,996.68, 3,848,657.22 and 1,565,188.20

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Solution

The fourth proportional to 2,788,996.68, 3,848,657.22 and 1,565,188.20 is: 2,159,870.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,996.68 : 3,848,657.22 = 1,565,188.20 : x
  2. Step 2: Convert to fraction form
    2,788,996.68/3,848,657.22 = 1,565,188.20/x
  3. Step 3: Cross multiply
    2,788,996.68x = 3,848,657.22 × 1,565,188.20
  4. Step 4: Simplify right side
    2,788,996.68x = 6,023,872,866,588.80
  5. Step 5: Solve for x
    x = 6,023,872,866,588.80/2,788,996.68
  6. Step 6: Final answer
    x = 2,159,870.93

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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.