Home / 1,970,542.50-2,955,813.75-474,634.50

Finding the Fourth Proportional to 1,970,542.50, 2,955,813.75 and 474,634.50

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Solution

The fourth proportional to 1,970,542.50, 2,955,813.75 and 474,634.50 is: 711,951.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,542.50 : 2,955,813.75 = 474,634.50 : x
  2. Step 2: Convert to fraction form
    1,970,542.50/2,955,813.75 = 474,634.50/x
  3. Step 3: Cross multiply
    1,970,542.50x = 2,955,813.75 × 474,634.50
  4. Step 4: Simplify right side
    1,970,542.50x = 1,402,931,181,324.38
  5. Step 5: Solve for x
    x = 1,402,931,181,324.38/1,970,542.50
  6. Step 6: Final answer
    x = 711,951.75

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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.