Home / 3,132,578.07-4,698,871.13-858,122.46

Finding the Fourth Proportional to 3,132,578.07, 4,698,871.13 and 858,122.46

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Solution

The fourth proportional to 3,132,578.07, 4,698,871.13 and 858,122.46 is: 1,287,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,578.07 : 4,698,871.13 = 858,122.46 : x
  2. Step 2: Convert to fraction form
    3,132,578.07/4,698,871.13 = 858,122.46/x
  3. Step 3: Cross multiply
    3,132,578.07x = 4,698,871.13 × 858,122.46
  4. Step 4: Simplify right side
    3,132,578.07x = 4,032,206,855,443.89
  5. Step 5: Solve for x
    x = 4,032,206,855,443.89/3,132,578.07
  6. Step 6: Final answer
    x = 1,287,184.79

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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.