Home / 1,193,420.47-1,646,796.13-677,009.83

Finding the Fourth Proportional to 1,193,420.47, 1,646,796.13 and 677,009.83

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Solution

The fourth proportional to 1,193,420.47, 1,646,796.13 and 677,009.83 is: 934,203.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,420.47 : 1,646,796.13 = 677,009.83 : x
  2. Step 2: Convert to fraction form
    1,193,420.47/1,646,796.13 = 677,009.83/x
  3. Step 3: Cross multiply
    1,193,420.47x = 1,646,796.13 × 677,009.83
  4. Step 4: Simplify right side
    1,193,420.47x = 1,114,897,168,015.96
  5. Step 5: Solve for x
    x = 1,114,897,168,015.96/1,193,420.47
  6. Step 6: Final answer
    x = 934,203.15

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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.