Home / 5,672,782.39-8,509,247.31-1,886,265.13

Finding the Fourth Proportional to 5,672,782.39, 8,509,247.31 and 1,886,265.13

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Solution

The fourth proportional to 5,672,782.39, 8,509,247.31 and 1,886,265.13 is: 2,829,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672,782.39 : 8,509,247.31 = 1,886,265.13 : x
  2. Step 2: Convert to fraction form
    5,672,782.39/8,509,247.31 = 1,886,265.13/x
  3. Step 3: Cross multiply
    5,672,782.39x = 8,509,247.31 × 1,886,265.13
  4. Step 4: Simplify right side
    5,672,782.39x = 16,050,696,483,399.30
  5. Step 5: Solve for x
    x = 16,050,696,483,399.30/5,672,782.39
  6. Step 6: Final answer
    x = 2,829,422.21

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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.