Home / 987,074.81-1,481,202.09-906,768.17

Finding the Fourth Proportional to 987,074.81, 1,481,202.09 and 906,768.17

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Solution

The fourth proportional to 987,074.81, 1,481,202.09 and 906,768.17 is: 1,360,694.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,074.81 : 1,481,202.09 = 906,768.17 : x
  2. Step 2: Convert to fraction form
    987,074.81/1,481,202.09 = 906,768.17/x
  3. Step 3: Cross multiply
    987,074.81x = 1,481,202.09 × 906,768.17
  4. Step 4: Simplify right side
    987,074.81x = 1,343,106,908,549.48
  5. Step 5: Solve for x
    x = 1,343,106,908,549.48/987,074.81
  6. Step 6: Final answer
    x = 1,360,694.14

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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.