Home / 5,461,452.12-8,189,482.44-1,674,021.72

Finding the Fourth Proportional to 5,461,452.12, 8,189,482.44 and 1,674,021.72

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Solution

The fourth proportional to 5,461,452.12, 8,189,482.44 and 1,674,021.72 is: 2,510,206.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461,452.12 : 8,189,482.44 = 1,674,021.72 : x
  2. Step 2: Convert to fraction form
    5,461,452.12/8,189,482.44 = 1,674,021.72/x
  3. Step 3: Cross multiply
    5,461,452.12x = 8,189,482.44 × 1,674,021.72
  4. Step 4: Simplify right side
    5,461,452.12x = 13,709,371,480,118.60
  5. Step 5: Solve for x
    x = 13,709,371,480,118.60/5,461,452.12
  6. Step 6: Final answer
    x = 2,510,206.29

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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.