Home / 2,743,138.10-4,114,707.15-970,210.10

Finding the Fourth Proportional to 2,743,138.10, 4,114,707.15 and 970,210.10

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Solution

The fourth proportional to 2,743,138.10, 4,114,707.15 and 970,210.10 is: 1,455,315.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743,138.10 : 4,114,707.15 = 970,210.10 : x
  2. Step 2: Convert to fraction form
    2,743,138.10/4,114,707.15 = 970,210.10/x
  3. Step 3: Cross multiply
    2,743,138.10x = 4,114,707.15 × 970,210.10
  4. Step 4: Simplify right side
    2,743,138.10x = 3,992,130,435,472.22
  5. Step 5: Solve for x
    x = 3,992,130,435,472.22/2,743,138.10
  6. Step 6: Final answer
    x = 1,455,315.15

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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.