Home / 2,096,830.64-3,139,909.68-1,385,793.20

Finding the Fourth Proportional to 2,096,830.64, 3,139,909.68 and 1,385,793.20

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Solution

The fourth proportional to 2,096,830.64, 3,139,909.68 and 1,385,793.20 is: 2,075,163.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,096,830.64 : 3,139,909.68 = 1,385,793.20 : x
  2. Step 2: Convert to fraction form
    2,096,830.64/3,139,909.68 = 1,385,793.20/x
  3. Step 3: Cross multiply
    2,096,830.64x = 3,139,909.68 × 1,385,793.20
  4. Step 4: Simplify right side
    2,096,830.64x = 4,351,265,483,158.18
  5. Step 5: Solve for x
    x = 4,351,265,483,158.18/2,096,830.64
  6. Step 6: Final answer
    x = 2,075,163.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.