Home / 1,119,354.23-1,544,750.20-636,001.71

Finding the Fourth Proportional to 1,119,354.23, 1,544,750.20 and 636,001.71

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Solution

The fourth proportional to 1,119,354.23, 1,544,750.20 and 636,001.71 is: 877,705.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,354.23 : 1,544,750.20 = 636,001.71 : x
  2. Step 2: Convert to fraction form
    1,119,354.23/1,544,750.20 = 636,001.71/x
  3. Step 3: Cross multiply
    1,119,354.23x = 1,544,750.20 × 636,001.71
  4. Step 4: Simplify right side
    1,119,354.23x = 982,463,769,517.84
  5. Step 5: Solve for x
    x = 982,463,769,517.84/1,119,354.23
  6. Step 6: Final answer
    x = 877,705.87

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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.