Home / 2,667,003.80-4,001,720.18-1,130,420.34

Finding the Fourth Proportional to 2,667,003.80, 4,001,720.18 and 1,130,420.34

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Solution

The fourth proportional to 2,667,003.80, 4,001,720.18 and 1,130,420.34 is: 1,696,145.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,003.80 : 4,001,720.18 = 1,130,420.34 : x
  2. Step 2: Convert to fraction form
    2,667,003.80/4,001,720.18 = 1,130,420.34/x
  3. Step 3: Cross multiply
    2,667,003.80x = 4,001,720.18 × 1,130,420.34
  4. Step 4: Simplify right side
    2,667,003.80x = 4,523,625,880,808.36
  5. Step 5: Solve for x
    x = 4,523,625,880,808.36/2,667,003.80
  6. Step 6: Final answer
    x = 1,696,145.27

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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.