Home / 3,132,604.69-4,698,911.13-858,149.32

Finding the Fourth Proportional to 3,132,604.69, 4,698,911.13 and 858,149.32

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Solution

The fourth proportional to 3,132,604.69, 4,698,911.13 and 858,149.32 is: 1,287,225.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,604.69 : 4,698,911.13 = 858,149.32 : x
  2. Step 2: Convert to fraction form
    3,132,604.69/4,698,911.13 = 858,149.32/x
  3. Step 3: Cross multiply
    3,132,604.69x = 4,698,911.13 × 858,149.32
  4. Step 4: Simplify right side
    3,132,604.69x = 4,032,367,390,949.93
  5. Step 5: Solve for x
    x = 4,032,367,390,949.93/3,132,604.69
  6. Step 6: Final answer
    x = 1,287,225.10

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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.