Home / 2,003,390.64-3,005,223.30-805,313.88

Finding the Fourth Proportional to 2,003,390.64, 3,005,223.30 and 805,313.88

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Solution

The fourth proportional to 2,003,390.64, 3,005,223.30 and 805,313.88 is: 1,208,026.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,003,390.64 : 3,005,223.30 = 805,313.88 : x
  2. Step 2: Convert to fraction form
    2,003,390.64/3,005,223.30 = 805,313.88/x
  3. Step 3: Cross multiply
    2,003,390.64x = 3,005,223.30 × 805,313.88
  4. Step 4: Simplify right side
    2,003,390.64x = 2,420,148,035,989.40
  5. Step 5: Solve for x
    x = 2,420,148,035,989.40/2,003,390.64
  6. Step 6: Final answer
    x = 1,208,026.03

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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.