Home / 4,071,631.14-5,621,032.41-3,139,302.60

Finding the Fourth Proportional to 4,071,631.14, 5,621,032.41 and 3,139,302.60

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Solution

The fourth proportional to 4,071,631.14, 5,621,032.41 and 3,139,302.60 is: 4,333,919.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071,631.14 : 5,621,032.41 = 3,139,302.60 : x
  2. Step 2: Convert to fraction form
    4,071,631.14/5,621,032.41 = 3,139,302.60/x
  3. Step 3: Cross multiply
    4,071,631.14x = 5,621,032.41 × 3,139,302.60
  4. Step 4: Simplify right side
    4,071,631.14x = 17,646,121,659,397.27
  5. Step 5: Solve for x
    x = 17,646,121,659,397.27/4,071,631.14
  6. Step 6: Final answer
    x = 4,333,919.52

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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.