Home / 2,621,402.28-3,616,667.76-1,532,902.68

Finding the Fourth Proportional to 2,621,402.28, 3,616,667.76 and 1,532,902.68

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Solution

The fourth proportional to 2,621,402.28, 3,616,667.76 and 1,532,902.68 is: 2,114,898.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,402.28 : 3,616,667.76 = 1,532,902.68 : x
  2. Step 2: Convert to fraction form
    2,621,402.28/3,616,667.76 = 1,532,902.68/x
  3. Step 3: Cross multiply
    2,621,402.28x = 3,616,667.76 × 1,532,902.68
  4. Step 4: Simplify right side
    2,621,402.28x = 5,543,999,701,973.60
  5. Step 5: Solve for x
    x = 5,543,999,701,973.60/2,621,402.28
  6. Step 6: Final answer
    x = 2,114,898.48

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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.