Home / 5,323,191.60-7,985,953.80-1,728,346.80

Finding the Fourth Proportional to 5,323,191.60, 7,985,953.80 and 1,728,346.80

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Solution

The fourth proportional to 5,323,191.60, 7,985,953.80 and 1,728,346.80 is: 2,592,898.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,191.60 : 7,985,953.80 = 1,728,346.80 : x
  2. Step 2: Convert to fraction form
    5,323,191.60/7,985,953.80 = 1,728,346.80/x
  3. Step 3: Cross multiply
    5,323,191.60x = 7,985,953.80 × 1,728,346.80
  4. Step 4: Simplify right side
    5,323,191.60x = 13,802,497,695,177.84
  5. Step 5: Solve for x
    x = 13,802,497,695,177.84/5,323,191.60
  6. Step 6: Final answer
    x = 2,592,898.91

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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.