Home / 1,663,677.44-2,295,981.16-938,260.48

Finding the Fourth Proportional to 1,663,677.44, 2,295,981.16 and 938,260.48

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Solution

The fourth proportional to 1,663,677.44, 2,295,981.16 and 938,260.48 is: 1,294,859.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,677.44 : 2,295,981.16 = 938,260.48 : x
  2. Step 2: Convert to fraction form
    1,663,677.44/2,295,981.16 = 938,260.48/x
  3. Step 3: Cross multiply
    1,663,677.44x = 2,295,981.16 × 938,260.48
  4. Step 4: Simplify right side
    1,663,677.44x = 2,154,228,385,252.56
  5. Step 5: Solve for x
    x = 2,154,228,385,252.56/1,663,677.44
  6. Step 6: Final answer
    x = 1,294,859.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.