Home / 2,616,451.81-3,610,991.21-1,498,946.78

Finding the Fourth Proportional to 2,616,451.81, 3,610,991.21 and 1,498,946.78

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Solution

The fourth proportional to 2,616,451.81, 3,610,991.21 and 1,498,946.78 is: 2,068,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,451.81 : 3,610,991.21 = 1,498,946.78 : x
  2. Step 2: Convert to fraction form
    2,616,451.81/3,610,991.21 = 1,498,946.78/x
  3. Step 3: Cross multiply
    2,616,451.81x = 3,610,991.21 × 1,498,946.78
  4. Step 4: Simplify right side
    2,616,451.81x = 5,412,683,648,370.55
  5. Step 5: Solve for x
    x = 5,412,683,648,370.55/2,616,451.81
  6. Step 6: Final answer
    x = 2,068,711.39

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Double scale
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1.5x scale

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.