Home / 4,291,602.12-5,919,947.32-2,679,170.76

Finding the Fourth Proportional to 4,291,602.12, 5,919,947.32 and 2,679,170.76

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Solution

The fourth proportional to 4,291,602.12, 5,919,947.32 and 2,679,170.76 is: 3,695,717.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291,602.12 : 5,919,947.32 = 2,679,170.76 : x
  2. Step 2: Convert to fraction form
    4,291,602.12/5,919,947.32 = 2,679,170.76/x
  3. Step 3: Cross multiply
    4,291,602.12x = 5,919,947.32 × 2,679,170.76
  4. Step 4: Simplify right side
    4,291,602.12x = 15,860,549,760,484.36
  5. Step 5: Solve for x
    x = 15,860,549,760,484.36/4,291,602.12
  6. Step 6: Final answer
    x = 3,695,717.66

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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.