Home / 3,640,273.40-5,460,410.10-1,243,758.80

Finding the Fourth Proportional to 3,640,273.40, 5,460,410.10 and 1,243,758.80

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Solution

The fourth proportional to 3,640,273.40, 5,460,410.10 and 1,243,758.80 is: 1,865,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,273.40 : 5,460,410.10 = 1,243,758.80 : x
  2. Step 2: Convert to fraction form
    3,640,273.40/5,460,410.10 = 1,243,758.80/x
  3. Step 3: Cross multiply
    3,640,273.40x = 5,460,410.10 × 1,243,758.80
  4. Step 4: Simplify right side
    3,640,273.40x = 6,791,433,113,483.88
  5. Step 5: Solve for x
    x = 6,791,433,113,483.88/3,640,273.40
  6. Step 6: Final answer
    x = 1,865,638.20

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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.