Home / 5,712,020.81-8,568,051.26-1,452,189.50

Finding the Fourth Proportional to 5,712,020.81, 8,568,051.26 and 1,452,189.50

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Solution

The fourth proportional to 5,712,020.81, 8,568,051.26 and 1,452,189.50 is: 2,178,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712,020.81 : 8,568,051.26 = 1,452,189.50 : x
  2. Step 2: Convert to fraction form
    5,712,020.81/8,568,051.26 = 1,452,189.50/x
  3. Step 3: Cross multiply
    5,712,020.81x = 8,568,051.26 × 1,452,189.50
  4. Step 4: Simplify right side
    5,712,020.81x = 12,442,434,065,431.32
  5. Step 5: Solve for x
    x = 12,442,434,065,431.32/5,712,020.81
  6. Step 6: Final answer
    x = 2,178,289.34

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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.