Home / 2,825,420.76-3,899,053.48-1,536,261.40

Finding the Fourth Proportional to 2,825,420.76, 3,899,053.48 and 1,536,261.40

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Solution

The fourth proportional to 2,825,420.76, 3,899,053.48 and 1,536,261.40 is: 2,120,025.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,420.76 : 3,899,053.48 = 1,536,261.40 : x
  2. Step 2: Convert to fraction form
    2,825,420.76/3,899,053.48 = 1,536,261.40/x
  3. Step 3: Cross multiply
    2,825,420.76x = 3,899,053.48 × 1,536,261.40
  4. Step 4: Simplify right side
    2,825,420.76x = 5,989,965,357,859.67
  5. Step 5: Solve for x
    x = 5,989,965,357,859.67/2,825,420.76
  6. Step 6: Final answer
    x = 2,120,025.96

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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.