Home / 1,538,910.96-2,307,639.92-899,398.16

Finding the Fourth Proportional to 1,538,910.96, 2,307,639.92 and 899,398.16

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Solution

The fourth proportional to 1,538,910.96, 2,307,639.92 and 899,398.16 is: 1,348,672.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,910.96 : 2,307,639.92 = 899,398.16 : x
  2. Step 2: Convert to fraction form
    1,538,910.96/2,307,639.92 = 899,398.16/x
  3. Step 3: Cross multiply
    1,538,910.96x = 2,307,639.92 × 899,398.16
  4. Step 4: Simplify right side
    1,538,910.96x = 2,075,487,097,990.55
  5. Step 5: Solve for x
    x = 2,075,487,097,990.55/1,538,910.96
  6. Step 6: Final answer
    x = 1,348,672.63

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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.