Home / 3,709,424.40-5,564,513.79-1,280,261.49

Finding the Fourth Proportional to 3,709,424.40, 5,564,513.79 and 1,280,261.49

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Solution

The fourth proportional to 3,709,424.40, 5,564,513.79 and 1,280,261.49 is: 1,920,522.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,424.40 : 5,564,513.79 = 1,280,261.49 : x
  2. Step 2: Convert to fraction form
    3,709,424.40/5,564,513.79 = 1,280,261.49/x
  3. Step 3: Cross multiply
    3,709,424.40x = 5,564,513.79 × 1,280,261.49
  4. Step 4: Simplify right side
    3,709,424.40x = 7,124,032,715,910.95
  5. Step 5: Solve for x
    x = 7,124,032,715,910.95/3,709,424.40
  6. Step 6: Final answer
    x = 1,920,522.42

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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.