Home / 1,116,701.10-1,675,051.65-442,943.10

Finding the Fourth Proportional to 1,116,701.10, 1,675,051.65 and 442,943.10

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Solution

The fourth proportional to 1,116,701.10, 1,675,051.65 and 442,943.10 is: 664,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,701.10 : 1,675,051.65 = 442,943.10 : x
  2. Step 2: Convert to fraction form
    1,116,701.10/1,675,051.65 = 442,943.10/x
  3. Step 3: Cross multiply
    1,116,701.10x = 1,675,051.65 × 442,943.10
  4. Step 4: Simplify right side
    1,116,701.10x = 741,952,570,511.12
  5. Step 5: Solve for x
    x = 741,952,570,511.12/1,116,701.10
  6. Step 6: Final answer
    x = 664,414.65

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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.