Home / 2,106,688.65-3,159,285.35-758,489.01

Finding the Fourth Proportional to 2,106,688.65, 3,159,285.35 and 758,489.01

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Solution

The fourth proportional to 2,106,688.65, 3,159,285.35 and 758,489.01 is: 1,137,464.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,688.65 : 3,159,285.35 = 758,489.01 : x
  2. Step 2: Convert to fraction form
    2,106,688.65/3,159,285.35 = 758,489.01/x
  3. Step 3: Cross multiply
    2,106,688.65x = 3,159,285.35 × 758,489.01
  4. Step 4: Simplify right side
    2,106,688.65x = 2,396,283,213,636.56
  5. Step 5: Solve for x
    x = 2,396,283,213,636.56/2,106,688.65
  6. Step 6: Final answer
    x = 1,137,464.34

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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.