Home / 4,075,128.54-5,623,812.21-2,239,651.89

Finding the Fourth Proportional to 4,075,128.54, 5,623,812.21 and 2,239,651.89

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Solution

The fourth proportional to 4,075,128.54, 5,623,812.21 and 2,239,651.89 is: 3,090,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075,128.54 : 5,623,812.21 = 2,239,651.89 : x
  2. Step 2: Convert to fraction form
    4,075,128.54/5,623,812.21 = 2,239,651.89/x
  3. Step 3: Cross multiply
    4,075,128.54x = 5,623,812.21 × 2,239,651.89
  4. Step 4: Simplify right side
    4,075,128.54x = 12,595,381,653,530.27
  5. Step 5: Solve for x
    x = 12,595,381,653,530.27/4,075,128.54
  6. Step 6: Final answer
    x = 3,090,793.71

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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.