Home / 2,945,177.08-4,417,273.54-815,476.48

Finding the Fourth Proportional to 2,945,177.08, 4,417,273.54 and 815,476.48

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Solution

The fourth proportional to 2,945,177.08, 4,417,273.54 and 815,476.48 is: 1,223,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,177.08 : 4,417,273.54 = 815,476.48 : x
  2. Step 2: Convert to fraction form
    2,945,177.08/4,417,273.54 = 815,476.48/x
  3. Step 3: Cross multiply
    2,945,177.08x = 4,417,273.54 × 815,476.48
  4. Step 4: Simplify right side
    2,945,177.08x = 3,602,182,677,596.34
  5. Step 5: Solve for x
    x = 3,602,182,677,596.34/2,945,177.08
  6. Step 6: Final answer
    x = 1,223,078.47

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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.