Home / 2,208,988.20-3,313,482.30-1,642,117.80

Finding the Fourth Proportional to 2,208,988.20, 3,313,482.30 and 1,642,117.80

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Solution

The fourth proportional to 2,208,988.20, 3,313,482.30 and 1,642,117.80 is: 2,463,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,988.20 : 3,313,482.30 = 1,642,117.80 : x
  2. Step 2: Convert to fraction form
    2,208,988.20/3,313,482.30 = 1,642,117.80/x
  3. Step 3: Cross multiply
    2,208,988.20x = 3,313,482.30 × 1,642,117.80
  4. Step 4: Simplify right side
    2,208,988.20x = 5,441,128,264,814.94
  5. Step 5: Solve for x
    x = 5,441,128,264,814.94/2,208,988.20
  6. Step 6: Final answer
    x = 2,463,176.70

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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.