Home / 4,453,456.57-6,143,943.17-2,709,728.11

Finding the Fourth Proportional to 4,453,456.57, 6,143,943.17 and 2,709,728.11

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Solution

The fourth proportional to 4,453,456.57, 6,143,943.17 and 2,709,728.11 is: 3,738,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453,456.57 : 6,143,943.17 = 2,709,728.11 : x
  2. Step 2: Convert to fraction form
    4,453,456.57/6,143,943.17 = 2,709,728.11/x
  3. Step 3: Cross multiply
    4,453,456.57x = 6,143,943.17 × 2,709,728.11
  4. Step 4: Simplify right side
    4,453,456.57x = 16,648,415,478,643.86
  5. Step 5: Solve for x
    x = 16,648,415,478,643.86/4,453,456.57
  6. Step 6: Final answer
    x = 3,738,313.20

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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.