Home / 2,391,715.80-3,300,566.82-1,303,988.28

Finding the Fourth Proportional to 2,391,715.80, 3,300,566.82 and 1,303,988.28

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Solution

The fourth proportional to 2,391,715.80, 3,300,566.82 and 1,303,988.28 is: 1,799,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,715.80 : 3,300,566.82 = 1,303,988.28 : x
  2. Step 2: Convert to fraction form
    2,391,715.80/3,300,566.82 = 1,303,988.28/x
  3. Step 3: Cross multiply
    2,391,715.80x = 3,300,566.82 × 1,303,988.28
  4. Step 4: Simplify right side
    2,391,715.80x = 4,303,900,450,636.87
  5. Step 5: Solve for x
    x = 4,303,900,450,636.87/2,391,715.80
  6. Step 6: Final answer
    x = 1,799,503.29

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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.