Home / 2,130,200.10-3,197,268.45-1,066,005.90

Finding the Fourth Proportional to 2,130,200.10, 3,197,268.45 and 1,066,005.90

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Solution

The fourth proportional to 2,130,200.10, 3,197,268.45 and 1,066,005.90 is: 1,599,993.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,200.10 : 3,197,268.45 = 1,066,005.90 : x
  2. Step 2: Convert to fraction form
    2,130,200.10/3,197,268.45 = 1,066,005.90/x
  3. Step 3: Cross multiply
    2,130,200.10x = 3,197,268.45 × 1,066,005.90
  4. Step 4: Simplify right side
    2,130,200.10x = 3,408,307,031,583.86
  5. Step 5: Solve for x
    x = 3,408,307,031,583.86/2,130,200.10
  6. Step 6: Final answer
    x = 1,599,993.84

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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.