Home / 4,870,647.59-7,306,401.49-1,276,400.57

Finding the Fourth Proportional to 4,870,647.59, 7,306,401.49 and 1,276,400.57

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Solution

The fourth proportional to 4,870,647.59, 7,306,401.49 and 1,276,400.57 is: 1,914,713.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,647.59 : 7,306,401.49 = 1,276,400.57 : x
  2. Step 2: Convert to fraction form
    4,870,647.59/7,306,401.49 = 1,276,400.57/x
  3. Step 3: Cross multiply
    4,870,647.59x = 7,306,401.49 × 1,276,400.57
  4. Step 4: Simplify right side
    4,870,647.59x = 9,325,894,986,761.84
  5. Step 5: Solve for x
    x = 9,325,894,986,761.84/4,870,647.59
  6. Step 6: Final answer
    x = 1,914,713.56

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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.