Home / 3,388,104.16-4,674,973.76-1,918,002.72

Finding the Fourth Proportional to 3,388,104.16, 4,674,973.76 and 1,918,002.72

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Solution

The fourth proportional to 3,388,104.16, 4,674,973.76 and 1,918,002.72 is: 2,646,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,104.16 : 4,674,973.76 = 1,918,002.72 : x
  2. Step 2: Convert to fraction form
    3,388,104.16/4,674,973.76 = 1,918,002.72/x
  3. Step 3: Cross multiply
    3,388,104.16x = 4,674,973.76 × 1,918,002.72
  4. Step 4: Simplify right side
    3,388,104.16x = 8,966,612,387,608.63
  5. Step 5: Solve for x
    x = 8,966,612,387,608.63/3,388,104.16
  6. Step 6: Final answer
    x = 2,646,498.44

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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.