Home / 1,065,547.71-1,595,768.24-776,584.87

Finding the Fourth Proportional to 1,065,547.71, 1,595,768.24 and 776,584.87

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Solution

The fourth proportional to 1,065,547.71, 1,595,768.24 and 776,584.87 is: 1,163,016.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,547.71 : 1,595,768.24 = 776,584.87 : x
  2. Step 2: Convert to fraction form
    1,065,547.71/1,595,768.24 = 776,584.87/x
  3. Step 3: Cross multiply
    1,065,547.71x = 1,595,768.24 × 776,584.87
  4. Step 4: Simplify right side
    1,065,547.71x = 1,239,249,469,162.57
  5. Step 5: Solve for x
    x = 1,239,249,469,162.57/1,065,547.71
  6. Step 6: Final answer
    x = 1,163,016.41

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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.