Home / 2,632,717.20-3,949,075.80-2,207,564.40

Finding the Fourth Proportional to 2,632,717.20, 3,949,075.80 and 2,207,564.40

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Solution

The fourth proportional to 2,632,717.20, 3,949,075.80 and 2,207,564.40 is: 3,311,346.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,717.20 : 3,949,075.80 = 2,207,564.40 : x
  2. Step 2: Convert to fraction form
    2,632,717.20/3,949,075.80 = 2,207,564.40/x
  3. Step 3: Cross multiply
    2,632,717.20x = 3,949,075.80 × 2,207,564.40
  4. Step 4: Simplify right side
    2,632,717.20x = 8,717,839,148,981.52
  5. Step 5: Solve for x
    x = 8,717,839,148,981.52/2,632,717.20
  6. Step 6: Final answer
    x = 3,311,346.60

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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.