Home / 3,429,669.96-4,732,603.35-1,979,832.47

Finding the Fourth Proportional to 3,429,669.96, 4,732,603.35 and 1,979,832.47

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Solution

The fourth proportional to 3,429,669.96, 4,732,603.35 and 1,979,832.47 is: 2,731,971.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,669.96 : 4,732,603.35 = 1,979,832.47 : x
  2. Step 2: Convert to fraction form
    3,429,669.96/4,732,603.35 = 1,979,832.47/x
  3. Step 3: Cross multiply
    3,429,669.96x = 4,732,603.35 × 1,979,832.47
  4. Step 4: Simplify right side
    3,429,669.96x = 9,369,761,756,297.76
  5. Step 5: Solve for x
    x = 9,369,761,756,297.76/3,429,669.96
  6. Step 6: Final answer
    x = 2,731,971.84

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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.