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Finding the Fourth Proportional to 2,855,983.08, 4,283,941.68 and 964,053.12

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Solution

The fourth proportional to 2,855,983.08, 4,283,941.68 and 964,053.12 is: 1,446,068.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,983.08 : 4,283,941.68 = 964,053.12 : x
  2. Step 2: Convert to fraction form
    2,855,983.08/4,283,941.68 = 964,053.12/x
  3. Step 3: Cross multiply
    2,855,983.08x = 4,283,941.68 × 964,053.12
  4. Step 4: Simplify right side
    2,855,983.08x = 4,129,947,342,502.04
  5. Step 5: Solve for x
    x = 4,129,947,342,502.04/2,855,983.08
  6. Step 6: Final answer
    x = 1,446,068.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.