Home / 3,168,335.20-4,752,502.80-2,819,970.40

Finding the Fourth Proportional to 3,168,335.20, 4,752,502.80 and 2,819,970.40

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Solution

The fourth proportional to 3,168,335.20, 4,752,502.80 and 2,819,970.40 is: 4,229,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,335.20 : 4,752,502.80 = 2,819,970.40 : x
  2. Step 2: Convert to fraction form
    3,168,335.20/4,752,502.80 = 2,819,970.40/x
  3. Step 3: Cross multiply
    3,168,335.20x = 4,752,502.80 × 2,819,970.40
  4. Step 4: Simplify right side
    3,168,335.20x = 13,401,917,221,917.12
  5. Step 5: Solve for x
    x = 13,401,917,221,917.12/3,168,335.20
  6. Step 6: Final answer
    x = 4,229,955.60

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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.