Home / 3,739,875.10-5,161,482.21-2,108,596.66

Finding the Fourth Proportional to 3,739,875.10, 5,161,482.21 and 2,108,596.66

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Solution

The fourth proportional to 3,739,875.10, 5,161,482.21 and 2,108,596.66 is: 2,910,119.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739,875.10 : 5,161,482.21 = 2,108,596.66 : x
  2. Step 2: Convert to fraction form
    3,739,875.10/5,161,482.21 = 2,108,596.66/x
  3. Step 3: Cross multiply
    3,739,875.10x = 5,161,482.21 × 2,108,596.66
  4. Step 4: Simplify right side
    3,739,875.10x = 10,883,484,148,655.42
  5. Step 5: Solve for x
    x = 10,883,484,148,655.42/3,739,875.10
  6. Step 6: Final answer
    x = 2,910,119.69

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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.