Home / 1,003,419.60-1,384,656.84-550,707.36

Finding the Fourth Proportional to 1,003,419.60, 1,384,656.84 and 550,707.36

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Solution

The fourth proportional to 1,003,419.60, 1,384,656.84 and 550,707.36 is: 759,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,419.60 : 1,384,656.84 = 550,707.36 : x
  2. Step 2: Convert to fraction form
    1,003,419.60/1,384,656.84 = 550,707.36/x
  3. Step 3: Cross multiply
    1,003,419.60x = 1,384,656.84 × 550,707.36
  4. Step 4: Simplify right side
    1,003,419.60x = 762,540,712,862.34
  5. Step 5: Solve for x
    x = 762,540,712,862.34/1,003,419.60
  6. Step 6: Final answer
    x = 759,942.02

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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.