Home / 1,109,947.05-1,665,038.43-351,896.40

Finding the Fourth Proportional to 1,109,947.05, 1,665,038.43 and 351,896.40

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Solution

The fourth proportional to 1,109,947.05, 1,665,038.43 and 351,896.40 is: 527,881.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,947.05 : 1,665,038.43 = 351,896.40 : x
  2. Step 2: Convert to fraction form
    1,109,947.05/1,665,038.43 = 351,896.40/x
  3. Step 3: Cross multiply
    1,109,947.05x = 1,665,038.43 × 351,896.40
  4. Step 4: Simplify right side
    1,109,947.05x = 585,921,029,378.65
  5. Step 5: Solve for x
    x = 585,921,029,378.65/1,109,947.05
  6. Step 6: Final answer
    x = 527,881.96

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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.