Home / 3,619,491.66-5,429,904.93-1,190,781.59

Finding the Fourth Proportional to 3,619,491.66, 5,429,904.93 and 1,190,781.59

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Solution

The fourth proportional to 3,619,491.66, 5,429,904.93 and 1,190,781.59 is: 1,786,391.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,491.66 : 5,429,904.93 = 1,190,781.59 : x
  2. Step 2: Convert to fraction form
    3,619,491.66/5,429,904.93 = 1,190,781.59/x
  3. Step 3: Cross multiply
    3,619,491.66x = 5,429,904.93 × 1,190,781.59
  4. Step 4: Simplify right side
    3,619,491.66x = 6,465,830,798,944.71
  5. Step 5: Solve for x
    x = 6,465,830,798,944.71/3,619,491.66
  6. Step 6: Final answer
    x = 1,786,391.96

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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.