Home / 2,421,856.50-3,342,265.65-1,348,768.50

Finding the Fourth Proportional to 2,421,856.50, 3,342,265.65 and 1,348,768.50

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Solution

The fourth proportional to 2,421,856.50, 3,342,265.65 and 1,348,768.50 is: 1,861,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,856.50 : 3,342,265.65 = 1,348,768.50 : x
  2. Step 2: Convert to fraction form
    2,421,856.50/3,342,265.65 = 1,348,768.50/x
  3. Step 3: Cross multiply
    2,421,856.50x = 3,342,265.65 × 1,348,768.50
  4. Step 4: Simplify right side
    2,421,856.50x = 4,507,942,627,352.02
  5. Step 5: Solve for x
    x = 4,507,942,627,352.02/2,421,856.50
  6. Step 6: Final answer
    x = 1,861,358.27

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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.