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Finding the Fourth Proportional to 1,314,734.45, 1,814,296.73 and 741,827.93

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Solution

The fourth proportional to 1,314,734.45, 1,814,296.73 and 741,827.93 is: 1,023,701.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,734.45 : 1,814,296.73 = 741,827.93 : x
  2. Step 2: Convert to fraction form
    1,314,734.45/1,814,296.73 = 741,827.93/x
  3. Step 3: Cross multiply
    1,314,734.45x = 1,814,296.73 × 741,827.93
  4. Step 4: Simplify right side
    1,314,734.45x = 1,345,895,974,841.05
  5. Step 5: Solve for x
    x = 1,345,895,974,841.05/1,314,734.45
  6. Step 6: Final answer
    x = 1,023,701.77

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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.