Home / 2,208,342.57-3,312,508.79-692,141.03

Finding the Fourth Proportional to 2,208,342.57, 3,312,508.79 and 692,141.03

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Solution

The fourth proportional to 2,208,342.57, 3,312,508.79 and 692,141.03 is: 1,038,209.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,342.57 : 3,312,508.79 = 692,141.03 : x
  2. Step 2: Convert to fraction form
    2,208,342.57/3,312,508.79 = 692,141.03/x
  3. Step 3: Cross multiply
    2,208,342.57x = 3,312,508.79 × 692,141.03
  4. Step 4: Simplify right side
    2,208,342.57x = 2,292,723,255,806.28
  5. Step 5: Solve for x
    x = 2,292,723,255,806.28/2,208,342.57
  6. Step 6: Final answer
    x = 1,038,209.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.