Home / 3,984,977.27-5,973,678.54-1,557,686.66

Finding the Fourth Proportional to 3,984,977.27, 5,973,678.54 and 1,557,686.66

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Solution

The fourth proportional to 3,984,977.27, 5,973,678.54 and 1,557,686.66 is: 2,335,049.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,977.27 : 5,973,678.54 = 1,557,686.66 : x
  2. Step 2: Convert to fraction form
    3,984,977.27/5,973,678.54 = 1,557,686.66/x
  3. Step 3: Cross multiply
    3,984,977.27x = 5,973,678.54 × 1,557,686.66
  4. Step 4: Simplify right side
    3,984,977.27x = 9,305,119,343,017.89
  5. Step 5: Solve for x
    x = 9,305,119,343,017.89/3,984,977.27
  6. Step 6: Final answer
    x = 2,335,049.54

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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.