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Finding the Fourth Proportional to 1,799,007.94, 2,710,649.55 and 1,486,168.19

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Solution

The fourth proportional to 1,799,007.94, 2,710,649.55 and 1,486,168.19 is: 2,239,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,007.94 : 2,710,649.55 = 1,486,168.19 : x
  2. Step 2: Convert to fraction form
    1,799,007.94/2,710,649.55 = 1,486,168.19/x
  3. Step 3: Cross multiply
    1,799,007.94x = 2,710,649.55 × 1,486,168.19
  4. Step 4: Simplify right side
    1,799,007.94x = 4,028,481,135,447.81
  5. Step 5: Solve for x
    x = 4,028,481,135,447.81/1,799,007.94
  6. Step 6: Final answer
    x = 2,239,279.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.