Home / 5,208,586.56-7,188,290.85-2,886,207.56

Finding the Fourth Proportional to 5,208,586.56, 7,188,290.85 and 2,886,207.56

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Solution

The fourth proportional to 5,208,586.56, 7,188,290.85 and 2,886,207.56 is: 3,983,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,586.56 : 7,188,290.85 = 2,886,207.56 : x
  2. Step 2: Convert to fraction form
    5,208,586.56/7,188,290.85 = 2,886,207.56/x
  3. Step 3: Cross multiply
    5,208,586.56x = 7,188,290.85 × 2,886,207.56
  4. Step 4: Simplify right side
    5,208,586.56x = 20,746,899,358,807.37
  5. Step 5: Solve for x
    x = 20,746,899,358,807.37/5,208,586.56
  6. Step 6: Final answer
    x = 3,983,211.02

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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.