Home / 3,108,632.10-4,662,948.15-864,770.10

Finding the Fourth Proportional to 3,108,632.10, 4,662,948.15 and 864,770.10

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Solution

The fourth proportional to 3,108,632.10, 4,662,948.15 and 864,770.10 is: 1,297,155.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,632.10 : 4,662,948.15 = 864,770.10 : x
  2. Step 2: Convert to fraction form
    3,108,632.10/4,662,948.15 = 864,770.10/x
  3. Step 3: Cross multiply
    3,108,632.10x = 4,662,948.15 × 864,770.10
  4. Step 4: Simplify right side
    3,108,632.10x = 4,032,378,137,970.32
  5. Step 5: Solve for x
    x = 4,032,378,137,970.32/3,108,632.10
  6. Step 6: Final answer
    x = 1,297,155.15

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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.