Home / 1,317,262.77-1,817,798.94-744,290.64

Finding the Fourth Proportional to 1,317,262.77, 1,817,798.94 and 744,290.64

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Solution

The fourth proportional to 1,317,262.77, 1,817,798.94 and 744,290.64 is: 1,027,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,262.77 : 1,817,798.94 = 744,290.64 : x
  2. Step 2: Convert to fraction form
    1,317,262.77/1,817,798.94 = 744,290.64/x
  3. Step 3: Cross multiply
    1,317,262.77x = 1,817,798.94 × 744,290.64
  4. Step 4: Simplify right side
    1,317,262.77x = 1,352,970,736,443.92
  5. Step 5: Solve for x
    x = 1,352,970,736,443.92/1,317,262.77
  6. Step 6: Final answer
    x = 1,027,107.70

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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.