Home / 1,097,848.11-1,645,824.47-424,401.15

Finding the Fourth Proportional to 1,097,848.11, 1,645,824.47 and 424,401.15

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Solution

The fourth proportional to 1,097,848.11, 1,645,824.47 and 424,401.15 is: 636,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,848.11 : 1,645,824.47 = 424,401.15 : x
  2. Step 2: Convert to fraction form
    1,097,848.11/1,645,824.47 = 424,401.15/x
  3. Step 3: Cross multiply
    1,097,848.11x = 1,645,824.47 × 424,401.15
  4. Step 4: Simplify right side
    1,097,848.11x = 698,489,795,644.14
  5. Step 5: Solve for x
    x = 698,489,795,644.14/1,097,848.11
  6. Step 6: Final answer
    x = 636,235.37

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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.