Home / 1,098,827.42-1,645,288.08-697,294.22

Finding the Fourth Proportional to 1,098,827.42, 1,645,288.08 and 697,294.22

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Solution

The fourth proportional to 1,098,827.42, 1,645,288.08 and 697,294.22 is: 1,044,067.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,827.42 : 1,645,288.08 = 697,294.22 : x
  2. Step 2: Convert to fraction form
    1,098,827.42/1,645,288.08 = 697,294.22/x
  3. Step 3: Cross multiply
    1,098,827.42x = 1,645,288.08 × 697,294.22
  4. Step 4: Simplify right side
    1,098,827.42x = 1,147,249,868,418.90
  5. Step 5: Solve for x
    x = 1,147,249,868,418.90/1,098,827.42
  6. Step 6: Final answer
    x = 1,044,067.38

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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.