Home / 1,629,155.70-2,248,126.80-903,957.42

Finding the Fourth Proportional to 1,629,155.70, 2,248,126.80 and 903,957.42

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Solution

The fourth proportional to 1,629,155.70, 2,248,126.80 and 903,957.42 is: 1,247,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,155.70 : 2,248,126.80 = 903,957.42 : x
  2. Step 2: Convert to fraction form
    1,629,155.70/2,248,126.80 = 903,957.42/x
  3. Step 3: Cross multiply
    1,629,155.70x = 2,248,126.80 × 903,957.42
  4. Step 4: Simplify right side
    1,629,155.70x = 2,032,210,901,960.86
  5. Step 5: Solve for x
    x = 2,032,210,901,960.86/1,629,155.70
  6. Step 6: Final answer
    x = 1,247,401.28

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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.