Home / 1,119,379.71-1,544,785.29-636,026.72

Finding the Fourth Proportional to 1,119,379.71, 1,544,785.29 and 636,026.72

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Solution

The fourth proportional to 1,119,379.71, 1,544,785.29 and 636,026.72 is: 877,740.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,379.71 : 1,544,785.29 = 636,026.72 : x
  2. Step 2: Convert to fraction form
    1,119,379.71/1,544,785.29 = 636,026.72/x
  3. Step 3: Cross multiply
    1,119,379.71x = 1,544,785.29 × 636,026.72
  4. Step 4: Simplify right side
    1,119,379.71x = 982,524,724,964.91
  5. Step 5: Solve for x
    x = 982,524,724,964.91/1,119,379.71
  6. Step 6: Final answer
    x = 877,740.34

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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.