Home / 1,413,681.77-1,950,889.32-769,106.58

Finding the Fourth Proportional to 1,413,681.77, 1,950,889.32 and 769,106.58

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Solution

The fourth proportional to 1,413,681.77, 1,950,889.32 and 769,106.58 is: 1,061,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,681.77 : 1,950,889.32 = 769,106.58 : x
  2. Step 2: Convert to fraction form
    1,413,681.77/1,950,889.32 = 769,106.58/x
  3. Step 3: Cross multiply
    1,413,681.77x = 1,950,889.32 × 769,106.58
  4. Step 4: Simplify right side
    1,413,681.77x = 1,500,441,812,863.73
  5. Step 5: Solve for x
    x = 1,500,441,812,863.73/1,413,681.77
  6. Step 6: Final answer
    x = 1,061,371.70

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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.