Home / 1,766,580.42-2,644,332.66-1,216,262.19

Finding the Fourth Proportional to 1,766,580.42, 2,644,332.66 and 1,216,262.19

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Solution

The fourth proportional to 1,766,580.42, 2,644,332.66 and 1,216,262.19 is: 1,820,580.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,580.42 : 2,644,332.66 = 1,216,262.19 : x
  2. Step 2: Convert to fraction form
    1,766,580.42/2,644,332.66 = 1,216,262.19/x
  3. Step 3: Cross multiply
    1,766,580.42x = 2,644,332.66 × 1,216,262.19
  4. Step 4: Simplify right side
    1,766,580.42x = 3,216,201,832,140.13
  5. Step 5: Solve for x
    x = 3,216,201,832,140.13/1,766,580.42
  6. Step 6: Final answer
    x = 1,820,580.48

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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.