Home / 2,045,620.31-3,068,553.49-625,688.69

Finding the Fourth Proportional to 2,045,620.31, 3,068,553.49 and 625,688.69

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Solution

The fourth proportional to 2,045,620.31, 3,068,553.49 and 625,688.69 is: 938,570.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,620.31 : 3,068,553.49 = 625,688.69 : x
  2. Step 2: Convert to fraction form
    2,045,620.31/3,068,553.49 = 625,688.69/x
  3. Step 3: Cross multiply
    2,045,620.31x = 3,068,553.49 × 625,688.69
  4. Step 4: Simplify right side
    2,045,620.31x = 1,919,959,219,460.19
  5. Step 5: Solve for x
    x = 1,919,959,219,460.19/2,045,620.31
  6. Step 6: Final answer
    x = 938,570.67

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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.