Home / 2,840,856.88-3,920,359.20-1,551,698.08

Finding the Fourth Proportional to 2,840,856.88, 3,920,359.20 and 1,551,698.08

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Solution

The fourth proportional to 2,840,856.88, 3,920,359.20 and 1,551,698.08 is: 2,141,330.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840,856.88 : 3,920,359.20 = 1,551,698.08 : x
  2. Step 2: Convert to fraction form
    2,840,856.88/3,920,359.20 = 1,551,698.08/x
  3. Step 3: Cross multiply
    2,840,856.88x = 3,920,359.20 × 1,551,698.08
  4. Step 4: Simplify right side
    2,840,856.88x = 6,083,213,843,550.34
  5. Step 5: Solve for x
    x = 6,083,213,843,550.34/2,840,856.88
  6. Step 6: Final answer
    x = 2,141,330.63

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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.