Home / 1,036,013.82-1,554,231.69-436,977.21

Finding the Fourth Proportional to 1,036,013.82, 1,554,231.69 and 436,977.21

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Solution

The fourth proportional to 1,036,013.82, 1,554,231.69 and 436,977.21 is: 655,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,013.82 : 1,554,231.69 = 436,977.21 : x
  2. Step 2: Convert to fraction form
    1,036,013.82/1,554,231.69 = 436,977.21/x
  3. Step 3: Cross multiply
    1,036,013.82x = 1,554,231.69 × 436,977.21
  4. Step 4: Simplify right side
    1,036,013.82x = 679,163,827,589.79
  5. Step 5: Solve for x
    x = 679,163,827,589.79/1,036,013.82
  6. Step 6: Final answer
    x = 655,554.80

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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.