Home / 4,078,471.77-5,626,697.81-2,335,209.21

Finding the Fourth Proportional to 4,078,471.77, 5,626,697.81 and 2,335,209.21

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Solution

The fourth proportional to 4,078,471.77, 5,626,697.81 and 2,335,209.21 is: 3,221,676.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,471.77 : 5,626,697.81 = 2,335,209.21 : x
  2. Step 2: Convert to fraction form
    4,078,471.77/5,626,697.81 = 2,335,209.21/x
  3. Step 3: Cross multiply
    4,078,471.77x = 5,626,697.81 × 2,335,209.21
  4. Step 4: Simplify right side
    4,078,471.77x = 13,139,516,536,122.78
  5. Step 5: Solve for x
    x = 13,139,516,536,122.78/4,078,471.77
  6. Step 6: Final answer
    x = 3,221,676.47

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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.