Home / 2,296,998.90-3,445,813.56-780,274.70

Finding the Fourth Proportional to 2,296,998.90, 3,445,813.56 and 780,274.70

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Solution

The fourth proportional to 2,296,998.90, 3,445,813.56 and 780,274.70 is: 1,170,519.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296,998.90 : 3,445,813.56 = 780,274.70 : x
  2. Step 2: Convert to fraction form
    2,296,998.90/3,445,813.56 = 780,274.70/x
  3. Step 3: Cross multiply
    2,296,998.90x = 3,445,813.56 × 780,274.70
  4. Step 4: Simplify right side
    2,296,998.90x = 2,688,681,141,784.93
  5. Step 5: Solve for x
    x = 2,688,681,141,784.93/2,296,998.90
  6. Step 6: Final answer
    x = 1,170,519.12

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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.