Home / 3,578,304.51-4,938,081.70-1,946,723.55

Finding the Fourth Proportional to 3,578,304.51, 4,938,081.70 and 1,946,723.55

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Solution

The fourth proportional to 3,578,304.51, 4,938,081.70 and 1,946,723.55 is: 2,686,490.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578,304.51 : 4,938,081.70 = 1,946,723.55 : x
  2. Step 2: Convert to fraction form
    3,578,304.51/4,938,081.70 = 1,946,723.55/x
  3. Step 3: Cross multiply
    3,578,304.51x = 4,938,081.70 × 1,946,723.55
  4. Step 4: Simplify right side
    3,578,304.51x = 9,613,079,944,692.43
  5. Step 5: Solve for x
    x = 9,613,079,944,692.43/3,578,304.51
  6. Step 6: Final answer
    x = 2,686,490.18

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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.