Home / 1,102,708.40-1,654,111.20-622,929.20

Finding the Fourth Proportional to 1,102,708.40, 1,654,111.20 and 622,929.20

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Solution

The fourth proportional to 1,102,708.40, 1,654,111.20 and 622,929.20 is: 934,421.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,708.40 : 1,654,111.20 = 622,929.20 : x
  2. Step 2: Convert to fraction form
    1,102,708.40/1,654,111.20 = 622,929.20/x
  3. Step 3: Cross multiply
    1,102,708.40x = 1,654,111.20 × 622,929.20
  4. Step 4: Simplify right side
    1,102,708.40x = 1,030,394,166,527.04
  5. Step 5: Solve for x
    x = 1,030,394,166,527.04/1,102,708.40
  6. Step 6: Final answer
    x = 934,421.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.