Home / 3,353,921.19-5,029,822.77-1,078,938.36

Finding the Fourth Proportional to 3,353,921.19, 5,029,822.77 and 1,078,938.36

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Solution

The fourth proportional to 3,353,921.19, 5,029,822.77 and 1,078,938.36 is: 1,618,066.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353,921.19 : 5,029,822.77 = 1,078,938.36 : x
  2. Step 2: Convert to fraction form
    3,353,921.19/5,029,822.77 = 1,078,938.36/x
  3. Step 3: Cross multiply
    3,353,921.19x = 5,029,822.77 × 1,078,938.36
  4. Step 4: Simplify right side
    3,353,921.19x = 5,426,868,730,554.46
  5. Step 5: Solve for x
    x = 5,426,868,730,554.46/3,353,921.19
  6. Step 6: Final answer
    x = 1,618,066.86

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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.