Home / 2,352,478.91-3,528,928.85-913,128.54

Finding the Fourth Proportional to 2,352,478.91, 3,528,928.85 and 913,128.54

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Solution

The fourth proportional to 2,352,478.91, 3,528,928.85 and 913,128.54 is: 1,369,774.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352,478.91 : 3,528,928.85 = 913,128.54 : x
  2. Step 2: Convert to fraction form
    2,352,478.91/3,528,928.85 = 913,128.54/x
  3. Step 3: Cross multiply
    2,352,478.91x = 3,528,928.85 × 913,128.54
  4. Step 4: Simplify right side
    2,352,478.91x = 3,222,365,643,998.74
  5. Step 5: Solve for x
    x = 3,222,365,643,998.74/2,352,478.91
  6. Step 6: Final answer
    x = 1,369,774.51

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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.