Home / 3,670,639.12-5,066,291.60-2,039,606.92

Finding the Fourth Proportional to 3,670,639.12, 5,066,291.60 and 2,039,606.92

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Solution

The fourth proportional to 3,670,639.12, 5,066,291.60 and 2,039,606.92 is: 2,815,107.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,639.12 : 5,066,291.60 = 2,039,606.92 : x
  2. Step 2: Convert to fraction form
    3,670,639.12/5,066,291.60 = 2,039,606.92/x
  3. Step 3: Cross multiply
    3,670,639.12x = 5,066,291.60 × 2,039,606.92
  4. Step 4: Simplify right side
    3,670,639.12x = 10,333,243,406,097.87
  5. Step 5: Solve for x
    x = 10,333,243,406,097.87/3,670,639.12
  6. Step 6: Final answer
    x = 2,815,107.42

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1.5x scale

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.