Home / 2,124,003.40-3,186,005.10-704,278.60

Finding the Fourth Proportional to 2,124,003.40, 3,186,005.10 and 704,278.60

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Solution

The fourth proportional to 2,124,003.40, 3,186,005.10 and 704,278.60 is: 1,056,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,003.40 : 3,186,005.10 = 704,278.60 : x
  2. Step 2: Convert to fraction form
    2,124,003.40/3,186,005.10 = 704,278.60/x
  3. Step 3: Cross multiply
    2,124,003.40x = 3,186,005.10 × 704,278.60
  4. Step 4: Simplify right side
    2,124,003.40x = 2,243,835,211,420.86
  5. Step 5: Solve for x
    x = 2,243,835,211,420.86/2,124,003.40
  6. Step 6: Final answer
    x = 1,056,417.90

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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.