Home / 5,237,748.56-7,856,954.88-1,643,657.36

Finding the Fourth Proportional to 5,237,748.56, 7,856,954.88 and 1,643,657.36

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Solution

The fourth proportional to 5,237,748.56, 7,856,954.88 and 1,643,657.36 is: 2,465,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,237,748.56 : 7,856,954.88 = 1,643,657.36 : x
  2. Step 2: Convert to fraction form
    5,237,748.56/7,856,954.88 = 1,643,657.36/x
  3. Step 3: Cross multiply
    5,237,748.56x = 7,856,954.88 × 1,643,657.36
  4. Step 4: Simplify right side
    5,237,748.56x = 12,914,141,715,699.92
  5. Step 5: Solve for x
    x = 12,914,141,715,699.92/5,237,748.56
  6. Step 6: Final answer
    x = 2,465,590.24

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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.