Home / 2,164,618.67-2,986,970.26-1,465,477.20

Finding the Fourth Proportional to 2,164,618.67, 2,986,970.26 and 1,465,477.20

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Solution

The fourth proportional to 2,164,618.67, 2,986,970.26 and 1,465,477.20 is: 2,022,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,618.67 : 2,986,970.26 = 1,465,477.20 : x
  2. Step 2: Convert to fraction form
    2,164,618.67/2,986,970.26 = 1,465,477.20/x
  3. Step 3: Cross multiply
    2,164,618.67x = 2,986,970.26 × 1,465,477.20
  4. Step 4: Simplify right side
    2,164,618.67x = 4,377,336,823,802.59
  5. Step 5: Solve for x
    x = 4,377,336,823,802.59/2,164,618.67
  6. Step 6: Final answer
    x = 2,022,220.76

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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.