Home / 2,948,040.88-4,068,386.93-1,605,483.43

Finding the Fourth Proportional to 2,948,040.88, 4,068,386.93 and 1,605,483.43

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Solution

The fourth proportional to 2,948,040.88, 4,068,386.93 and 1,605,483.43 is: 2,215,616.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,040.88 : 4,068,386.93 = 1,605,483.43 : x
  2. Step 2: Convert to fraction form
    2,948,040.88/4,068,386.93 = 1,605,483.43/x
  3. Step 3: Cross multiply
    2,948,040.88x = 4,068,386.93 × 1,605,483.43
  4. Step 4: Simplify right side
    2,948,040.88x = 6,531,727,796,786.31
  5. Step 5: Solve for x
    x = 6,531,727,796,786.31/2,948,040.88
  6. Step 6: Final answer
    x = 2,215,616.43

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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.