Home / 1,655,639.76-2,283,848.03-1,042,739.37

Finding the Fourth Proportional to 1,655,639.76, 2,283,848.03 and 1,042,739.37

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Solution

The fourth proportional to 1,655,639.76, 2,283,848.03 and 1,042,739.37 is: 1,438,391.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,639.76 : 2,283,848.03 = 1,042,739.37 : x
  2. Step 2: Convert to fraction form
    1,655,639.76/2,283,848.03 = 1,042,739.37/x
  3. Step 3: Cross multiply
    1,655,639.76x = 2,283,848.03 × 1,042,739.37
  4. Step 4: Simplify right side
    1,655,639.76x = 2,381,458,250,764.24
  5. Step 5: Solve for x
    x = 2,381,458,250,764.24/1,655,639.76
  6. Step 6: Final answer
    x = 1,438,391.56

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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.