Home / 1,640,013.60-2,460,020.40-575,163.30

Finding the Fourth Proportional to 1,640,013.60, 2,460,020.40 and 575,163.30

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Solution

The fourth proportional to 1,640,013.60, 2,460,020.40 and 575,163.30 is: 862,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,013.60 : 2,460,020.40 = 575,163.30 : x
  2. Step 2: Convert to fraction form
    1,640,013.60/2,460,020.40 = 575,163.30/x
  3. Step 3: Cross multiply
    1,640,013.60x = 2,460,020.40 × 575,163.30
  4. Step 4: Simplify right side
    1,640,013.60x = 1,414,913,451,331.32
  5. Step 5: Solve for x
    x = 1,414,913,451,331.32/1,640,013.60
  6. Step 6: Final answer
    x = 862,744.95

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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.