Home / 1,527,535.09-2,108,035.56-839,251.53

Finding the Fourth Proportional to 1,527,535.09, 2,108,035.56 and 839,251.53

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Solution

The fourth proportional to 1,527,535.09, 2,108,035.56 and 839,251.53 is: 1,158,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,535.09 : 2,108,035.56 = 839,251.53 : x
  2. Step 2: Convert to fraction form
    1,527,535.09/2,108,035.56 = 839,251.53/x
  3. Step 3: Cross multiply
    1,527,535.09x = 2,108,035.56 × 839,251.53
  4. Step 4: Simplify right side
    1,527,535.09x = 1,769,172,072,171.60
  5. Step 5: Solve for x
    x = 1,769,172,072,171.60/1,527,535.09
  6. Step 6: Final answer
    x = 1,158,187.52

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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.