Home / 1,317,263.77-1,817,800.32-744,291.64

Finding the Fourth Proportional to 1,317,263.77, 1,817,800.32 and 744,291.64

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Solution

The fourth proportional to 1,317,263.77, 1,817,800.32 and 744,291.64 is: 1,027,109.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,263.77 : 1,817,800.32 = 744,291.64 : x
  2. Step 2: Convert to fraction form
    1,317,263.77/1,817,800.32 = 744,291.64/x
  3. Step 3: Cross multiply
    1,317,263.77x = 1,817,800.32 × 744,291.64
  4. Step 4: Simplify right side
    1,317,263.77x = 1,352,973,581,365.33
  5. Step 5: Solve for x
    x = 1,352,973,581,365.33/1,317,263.77
  6. Step 6: Final answer
    x = 1,027,109.08

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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.