Home / 1,300,820.35-1,793,945.89-1,117,001.18

Finding the Fourth Proportional to 1,300,820.35, 1,793,945.89 and 1,117,001.18

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Solution

The fourth proportional to 1,300,820.35, 1,793,945.89 and 1,117,001.18 is: 1,540,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,820.35 : 1,793,945.89 = 1,117,001.18 : x
  2. Step 2: Convert to fraction form
    1,300,820.35/1,793,945.89 = 1,117,001.18/x
  3. Step 3: Cross multiply
    1,300,820.35x = 1,793,945.89 × 1,117,001.18
  4. Step 4: Simplify right side
    1,300,820.35x = 2,003,839,675,986.15
  5. Step 5: Solve for x
    x = 2,003,839,675,986.15/1,300,820.35
  6. Step 6: Final answer
    x = 1,540,443.06

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.