Home / 2,001,131.31-3,001,642.54-561,826.71

Finding the Fourth Proportional to 2,001,131.31, 3,001,642.54 and 561,826.71

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Solution

The fourth proportional to 2,001,131.31, 3,001,642.54 and 561,826.71 is: 842,724.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001,131.31 : 3,001,642.54 = 561,826.71 : x
  2. Step 2: Convert to fraction form
    2,001,131.31/3,001,642.54 = 561,826.71/x
  3. Step 3: Cross multiply
    2,001,131.31x = 3,001,642.54 × 561,826.71
  4. Step 4: Simplify right side
    2,001,131.31x = 1,686,402,962,695.84
  5. Step 5: Solve for x
    x = 1,686,402,962,695.84/2,001,131.31
  6. Step 6: Final answer
    x = 842,724.79

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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.