Home / 2,886,221.16-4,328,051.94-1,538,132.49

Finding the Fourth Proportional to 2,886,221.16, 4,328,051.94 and 1,538,132.49

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Solution

The fourth proportional to 2,886,221.16, 4,328,051.94 and 1,538,132.49 is: 2,306,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,221.16 : 4,328,051.94 = 1,538,132.49 : x
  2. Step 2: Convert to fraction form
    2,886,221.16/4,328,051.94 = 1,538,132.49/x
  3. Step 3: Cross multiply
    2,886,221.16x = 4,328,051.94 × 1,538,132.49
  4. Step 4: Simplify right side
    2,886,221.16x = 6,657,117,307,321.53
  5. Step 5: Solve for x
    x = 6,657,117,307,321.53/2,886,221.16
  6. Step 6: Final answer
    x = 2,306,516.70

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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.