Home / 1,464,586.39-2,195,329.51-666,428.43

Finding the Fourth Proportional to 1,464,586.39, 2,195,329.51 and 666,428.43

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Solution

The fourth proportional to 1,464,586.39, 2,195,329.51 and 666,428.43 is: 998,937.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,586.39 : 2,195,329.51 = 666,428.43 : x
  2. Step 2: Convert to fraction form
    1,464,586.39/2,195,329.51 = 666,428.43/x
  3. Step 3: Cross multiply
    1,464,586.39x = 2,195,329.51 × 666,428.43
  4. Step 4: Simplify right side
    1,464,586.39x = 1,463,029,998,681.97
  5. Step 5: Solve for x
    x = 1,463,029,998,681.97/1,464,586.39
  6. Step 6: Final answer
    x = 998,937.32

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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.