Home / 5,120,148.16-7,677,651.14-1,707,226.67

Finding the Fourth Proportional to 5,120,148.16, 7,677,651.14 and 1,707,226.67

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Solution

The fourth proportional to 5,120,148.16, 7,677,651.14 and 1,707,226.67 is: 2,559,982.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,148.16 : 7,677,651.14 = 1,707,226.67 : x
  2. Step 2: Convert to fraction form
    5,120,148.16/7,677,651.14 = 1,707,226.67/x
  3. Step 3: Cross multiply
    5,120,148.16x = 7,677,651.14 × 1,707,226.67
  4. Step 4: Simplify right side
    5,120,148.16x = 13,107,490,811,025.57
  5. Step 5: Solve for x
    x = 13,107,490,811,025.57/5,120,148.16
  6. Step 6: Final answer
    x = 2,559,982.72

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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.