Home / 3,388,660.80-4,676,047.20-1,860,734.40

Finding the Fourth Proportional to 3,388,660.80, 4,676,047.20 and 1,860,734.40

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Solution

The fourth proportional to 3,388,660.80, 4,676,047.20 and 1,860,734.40 is: 2,567,646.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,660.80 : 4,676,047.20 = 1,860,734.40 : x
  2. Step 2: Convert to fraction form
    3,388,660.80/4,676,047.20 = 1,860,734.40/x
  3. Step 3: Cross multiply
    3,388,660.80x = 4,676,047.20 × 1,860,734.40
  4. Step 4: Simplify right side
    3,388,660.80x = 8,700,881,881,063.68
  5. Step 5: Solve for x
    x = 8,700,881,881,063.68/3,388,660.80
  6. Step 6: Final answer
    x = 2,567,646.16

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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.