Home / 3,598,180-4,965,421.84-1,988,513.44

Finding the Fourth Proportional to 3,598,180, 4,965,421.84 and 1,988,513.44

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Solution

The fourth proportional to 3,598,180, 4,965,421.84 and 1,988,513.44 is: 2,744,111.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598,180 : 4,965,421.84 = 1,988,513.44 : x
  2. Step 2: Convert to fraction form
    3,598,180/4,965,421.84 = 1,988,513.44/x
  3. Step 3: Cross multiply
    3,598,180x = 4,965,421.84 × 1,988,513.44
  4. Step 4: Simplify right side
    3,598,180x = 9,873,808,064,109.53
  5. Step 5: Solve for x
    x = 9,873,808,064,109.53/3,598,180
  6. Step 6: Final answer
    x = 2,744,111.76

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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.