Home / 2,413,620.90-3,619,362.15-815,750.10

Finding the Fourth Proportional to 2,413,620.90, 3,619,362.15 and 815,750.10

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Solution

The fourth proportional to 2,413,620.90, 3,619,362.15 and 815,750.10 is: 1,223,263.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,413,620.90 : 3,619,362.15 = 815,750.10 : x
  2. Step 2: Convert to fraction form
    2,413,620.90/3,619,362.15 = 815,750.10/x
  3. Step 3: Cross multiply
    2,413,620.90x = 3,619,362.15 × 815,750.10
  4. Step 4: Simplify right side
    2,413,620.90x = 2,952,495,035,798.72
  5. Step 5: Solve for x
    x = 2,952,495,035,798.72/2,413,620.90
  6. Step 6: Final answer
    x = 1,223,263.78

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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.