Home / 2,857,955.45-3,943,929.02-1,551,179.45

Finding the Fourth Proportional to 2,857,955.45, 3,943,929.02 and 1,551,179.45

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Solution

The fourth proportional to 2,857,955.45, 3,943,929.02 and 1,551,179.45 is: 2,140,600.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,955.45 : 3,943,929.02 = 1,551,179.45 : x
  2. Step 2: Convert to fraction form
    2,857,955.45/3,943,929.02 = 1,551,179.45/x
  3. Step 3: Cross multiply
    2,857,955.45x = 3,943,929.02 × 1,551,179.45
  4. Step 4: Simplify right side
    2,857,955.45x = 6,117,741,650,186.57
  5. Step 5: Solve for x
    x = 6,117,741,650,186.57/2,857,955.45
  6. Step 6: Final answer
    x = 2,140,600.77

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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.