Home / 3,950,966.61-5,926,448.48-1,111,078.71

Finding the Fourth Proportional to 3,950,966.61, 5,926,448.48 and 1,111,078.71

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Solution

The fourth proportional to 3,950,966.61, 5,926,448.48 and 1,111,078.71 is: 1,666,617.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,966.61 : 5,926,448.48 = 1,111,078.71 : x
  2. Step 2: Convert to fraction form
    3,950,966.61/5,926,448.48 = 1,111,078.71/x
  3. Step 3: Cross multiply
    3,950,966.61x = 5,926,448.48 × 1,111,078.71
  4. Step 4: Simplify right side
    3,950,966.61x = 6,584,750,726,484.47
  5. Step 5: Solve for x
    x = 6,584,750,726,484.47/3,950,966.61
  6. Step 6: Final answer
    x = 1,666,617.66

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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.