Home / 3,699,678.91-5,105,272.85-2,249,173.03

Finding the Fourth Proportional to 3,699,678.91, 5,105,272.85 and 2,249,173.03

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Solution

The fourth proportional to 3,699,678.91, 5,105,272.85 and 2,249,173.03 is: 3,103,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699,678.91 : 5,105,272.85 = 2,249,173.03 : x
  2. Step 2: Convert to fraction form
    3,699,678.91/5,105,272.85 = 2,249,173.03/x
  3. Step 3: Cross multiply
    3,699,678.91x = 5,105,272.85 × 2,249,173.03
  4. Step 4: Simplify right side
    3,699,678.91x = 11,482,641,993,765.37
  5. Step 5: Solve for x
    x = 11,482,641,993,765.37/3,699,678.91
  6. Step 6: Final answer
    x = 3,103,686.10

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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.