Home / 3,521,432.79-4,859,573.58-1,972,705.38

Finding the Fourth Proportional to 3,521,432.79, 4,859,573.58 and 1,972,705.38

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Solution

The fourth proportional to 3,521,432.79, 4,859,573.58 and 1,972,705.38 is: 2,722,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,432.79 : 4,859,573.58 = 1,972,705.38 : x
  2. Step 2: Convert to fraction form
    3,521,432.79/4,859,573.58 = 1,972,705.38/x
  3. Step 3: Cross multiply
    3,521,432.79x = 4,859,573.58 × 1,972,705.38
  4. Step 4: Simplify right side
    3,521,432.79x = 9,586,506,945,771.86
  5. Step 5: Solve for x
    x = 9,586,506,945,771.86/3,521,432.79
  6. Step 6: Final answer
    x = 2,722,331.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.