Home / 2,141,607.60-2,955,511.16-1,282,001.52

Finding the Fourth Proportional to 2,141,607.60, 2,955,511.16 and 1,282,001.52

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Solution

The fourth proportional to 2,141,607.60, 2,955,511.16 and 1,282,001.52 is: 1,769,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,607.60 : 2,955,511.16 = 1,282,001.52 : x
  2. Step 2: Convert to fraction form
    2,141,607.60/2,955,511.16 = 1,282,001.52/x
  3. Step 3: Cross multiply
    2,141,607.60x = 2,955,511.16 × 1,282,001.52
  4. Step 4: Simplify right side
    2,141,607.60x = 3,788,969,799,496.96
  5. Step 5: Solve for x
    x = 3,788,969,799,496.96/2,141,607.60
  6. Step 6: Final answer
    x = 1,769,217.57

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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.