Home / 4,590,679.74-6,878,039.48-3,221,549.70

Finding the Fourth Proportional to 4,590,679.74, 6,878,039.48 and 3,221,549.70

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Solution

The fourth proportional to 4,590,679.74, 6,878,039.48 and 3,221,549.70 is: 4,826,724.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590,679.74 : 6,878,039.48 = 3,221,549.70 : x
  2. Step 2: Convert to fraction form
    4,590,679.74/6,878,039.48 = 3,221,549.70/x
  3. Step 3: Cross multiply
    4,590,679.74x = 6,878,039.48 × 3,221,549.70
  4. Step 4: Simplify right side
    4,590,679.74x = 22,157,945,988,991.96
  5. Step 5: Solve for x
    x = 22,157,945,988,991.96/4,590,679.74
  6. Step 6: Final answer
    x = 4,826,724.42

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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.