Home / 1,119,370.23-1,544,772.20-636,017.72

Finding the Fourth Proportional to 1,119,370.23, 1,544,772.20 and 636,017.72

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Solution

The fourth proportional to 1,119,370.23, 1,544,772.20 and 636,017.72 is: 877,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,370.23 : 1,544,772.20 = 636,017.72 : x
  2. Step 2: Convert to fraction form
    1,119,370.23/1,544,772.20 = 636,017.72/x
  3. Step 3: Cross multiply
    1,119,370.23x = 1,544,772.20 × 636,017.72
  4. Step 4: Simplify right side
    1,119,370.23x = 982,502,481,659.44
  5. Step 5: Solve for x
    x = 982,502,481,659.44/1,119,370.23
  6. Step 6: Final answer
    x = 877,727.90

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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.