Home / 5,571,279.90-7,689,960.59-3,280,769.19

Finding the Fourth Proportional to 5,571,279.90, 7,689,960.59 and 3,280,769.19

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Solution

The fourth proportional to 5,571,279.90, 7,689,960.59 and 3,280,769.19 is: 4,528,400.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571,279.90 : 7,689,960.59 = 3,280,769.19 : x
  2. Step 2: Convert to fraction form
    5,571,279.90/7,689,960.59 = 3,280,769.19/x
  3. Step 3: Cross multiply
    5,571,279.90x = 7,689,960.59 × 3,280,769.19
  4. Step 4: Simplify right side
    5,571,279.90x = 25,228,985,759,582.38
  5. Step 5: Solve for x
    x = 25,228,985,759,582.38/5,571,279.90
  6. Step 6: Final answer
    x = 4,528,400.33

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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.