Home / 5,200,889.20-7,786,127.40-3,707,897.20

Finding the Fourth Proportional to 5,200,889.20, 7,786,127.40 and 3,707,897.20

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Solution

The fourth proportional to 5,200,889.20, 7,786,127.40 and 3,707,897.20 is: 5,551,004.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,889.20 : 7,786,127.40 = 3,707,897.20 : x
  2. Step 2: Convert to fraction form
    5,200,889.20/7,786,127.40 = 3,707,897.20/x
  3. Step 3: Cross multiply
    5,200,889.20x = 7,786,127.40 × 3,707,897.20
  4. Step 4: Simplify right side
    5,200,889.20x = 28,870,159,985,303.28
  5. Step 5: Solve for x
    x = 28,870,159,985,303.28/5,200,889.20
  6. Step 6: Final answer
    x = 5,551,004.62

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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.