Home / 5,672,702.76-8,509,128.18-1,886,185.63

Finding the Fourth Proportional to 5,672,702.76, 8,509,128.18 and 1,886,185.63

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Solution

The fourth proportional to 5,672,702.76, 8,509,128.18 and 1,886,185.63 is: 2,829,303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672,702.76 : 8,509,128.18 = 1,886,185.63 : x
  2. Step 2: Convert to fraction form
    5,672,702.76/8,509,128.18 = 1,886,185.63/x
  3. Step 3: Cross multiply
    5,672,702.76x = 8,509,128.18 × 1,886,185.63
  4. Step 4: Simplify right side
    5,672,702.76x = 16,049,795,296,944.05
  5. Step 5: Solve for x
    x = 16,049,795,296,944.05/5,672,702.76
  6. Step 6: Final answer
    x = 2,829,303.06

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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.