Home / 3,120,025.23-4,305,801.14-1,743,402.36

Finding the Fourth Proportional to 3,120,025.23, 4,305,801.14 and 1,743,402.36

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Solution

The fourth proportional to 3,120,025.23, 4,305,801.14 and 1,743,402.36 is: 2,405,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,025.23 : 4,305,801.14 = 1,743,402.36 : x
  2. Step 2: Convert to fraction form
    3,120,025.23/4,305,801.14 = 1,743,402.36/x
  3. Step 3: Cross multiply
    3,120,025.23x = 4,305,801.14 × 1,743,402.36
  4. Step 4: Simplify right side
    3,120,025.23x = 7,506,743,871,024.13
  5. Step 5: Solve for x
    x = 7,506,743,871,024.13/3,120,025.23
  6. Step 6: Final answer
    x = 2,405,988.19

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1.5x scale

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.