Home / 3,145,309.20-4,713,881.40-1,458,824.40

Finding the Fourth Proportional to 3,145,309.20, 4,713,881.40 and 1,458,824.40

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Solution

The fourth proportional to 3,145,309.20, 4,713,881.40 and 1,458,824.40 is: 2,186,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,309.20 : 4,713,881.40 = 1,458,824.40 : x
  2. Step 2: Convert to fraction form
    3,145,309.20/4,713,881.40 = 1,458,824.40/x
  3. Step 3: Cross multiply
    3,145,309.20x = 4,713,881.40 × 1,458,824.40
  4. Step 4: Simplify right side
    3,145,309.20x = 6,876,725,205,026.16
  5. Step 5: Solve for x
    x = 6,876,725,205,026.16/3,145,309.20
  6. Step 6: Final answer
    x = 2,186,343.14

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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.