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Finding the Fourth Proportional to 1,799,007.98, 2,710,649.63 and 1,486,168.22

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Solution

The fourth proportional to 1,799,007.98, 2,710,649.63 and 1,486,168.22 is: 2,239,279.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799,007.98 : 2,710,649.63 = 1,486,168.22 : x
  2. Step 2: Convert to fraction form
    1,799,007.98/2,710,649.63 = 1,486,168.22/x
  3. Step 3: Cross multiply
    1,799,007.98x = 2,710,649.63 × 1,486,168.22
  4. Step 4: Simplify right side
    1,799,007.98x = 4,028,481,346,152.80
  5. Step 5: Solve for x
    x = 4,028,481,346,152.80/1,799,007.98
  6. Step 6: Final answer
    x = 2,239,279.32

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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.