Home / 3,312,494.20-4,962,617.70-1,888,319.80

Finding the Fourth Proportional to 3,312,494.20, 4,962,617.70 and 1,888,319.80

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Solution

The fourth proportional to 3,312,494.20, 4,962,617.70 and 1,888,319.80 is: 2,828,988.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,494.20 : 4,962,617.70 = 1,888,319.80 : x
  2. Step 2: Convert to fraction form
    3,312,494.20/4,962,617.70 = 1,888,319.80/x
  3. Step 3: Cross multiply
    3,312,494.20x = 4,962,617.70 × 1,888,319.80
  4. Step 4: Simplify right side
    3,312,494.20x = 9,371,009,262,740.46
  5. Step 5: Solve for x
    x = 9,371,009,262,740.46/3,312,494.20
  6. Step 6: Final answer
    x = 2,828,988.88

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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.