Home / 5,947,353-8,921,000.34-1,687,528.98

Finding the Fourth Proportional to 5,947,353, 8,921,000.34 and 1,687,528.98

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Solution

The fourth proportional to 5,947,353, 8,921,000.34 and 1,687,528.98 is: 2,531,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,947,353 : 8,921,000.34 = 1,687,528.98 : x
  2. Step 2: Convert to fraction form
    5,947,353/8,921,000.34 = 1,687,528.98/x
  3. Step 3: Cross multiply
    5,947,353x = 8,921,000.34 × 1,687,528.98
  4. Step 4: Simplify right side
    5,947,353x = 15,054,446,604,339.85
  5. Step 5: Solve for x
    x = 15,054,446,604,339.85/5,947,353
  6. Step 6: Final answer
    x = 2,531,285.20

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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.