Home / 3,565,100.60-4,920,467.70-2,115,595.28

Finding the Fourth Proportional to 3,565,100.60, 4,920,467.70 and 2,115,595.28

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Solution

The fourth proportional to 3,565,100.60, 4,920,467.70 and 2,115,595.28 is: 2,919,894.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,100.60 : 4,920,467.70 = 2,115,595.28 : x
  2. Step 2: Convert to fraction form
    3,565,100.60/4,920,467.70 = 2,115,595.28/x
  3. Step 3: Cross multiply
    3,565,100.60x = 4,920,467.70 × 2,115,595.28
  4. Step 4: Simplify right side
    3,565,100.60x = 10,409,718,241,512.46
  5. Step 5: Solve for x
    x = 10,409,718,241,512.46/3,565,100.60
  6. Step 6: Final answer
    x = 2,919,894.67

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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.