Home / 1,317,236.64-1,817,647.47-744,166.14

Finding the Fourth Proportional to 1,317,236.64, 1,817,647.47 and 744,166.14

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Solution

The fourth proportional to 1,317,236.64, 1,817,647.47 and 744,166.14 is: 1,026,870.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,236.64 : 1,817,647.47 = 744,166.14 : x
  2. Step 2: Convert to fraction form
    1,317,236.64/1,817,647.47 = 744,166.14/x
  3. Step 3: Cross multiply
    1,317,236.64x = 1,817,647.47 × 744,166.14
  4. Step 4: Simplify right side
    1,317,236.64x = 1,352,631,701,630.67
  5. Step 5: Solve for x
    x = 1,352,631,701,630.67/1,317,236.64
  6. Step 6: Final answer
    x = 1,026,870.69

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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.