Home / 3,384,505.68-5,077,114.47-988,357.02

Finding the Fourth Proportional to 3,384,505.68, 5,077,114.47 and 988,357.02

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Solution

The fourth proportional to 3,384,505.68, 5,077,114.47 and 988,357.02 is: 1,482,639.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,384,505.68 : 5,077,114.47 = 988,357.02 : x
  2. Step 2: Convert to fraction form
    3,384,505.68/5,077,114.47 = 988,357.02/x
  3. Step 3: Cross multiply
    3,384,505.68x = 5,077,114.47 × 988,357.02
  4. Step 4: Simplify right side
    3,384,505.68x = 5,018,001,727,768.08
  5. Step 5: Solve for x
    x = 5,018,001,727,768.08/3,384,505.68
  6. Step 6: Final answer
    x = 1,482,639.48

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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.