Home / 1,418,690.40-2,124,536.40-942,799.20

Finding the Fourth Proportional to 1,418,690.40, 2,124,536.40 and 942,799.20

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Solution

The fourth proportional to 1,418,690.40, 2,124,536.40 and 942,799.20 is: 1,411,873.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,690.40 : 2,124,536.40 = 942,799.20 : x
  2. Step 2: Convert to fraction form
    1,418,690.40/2,124,536.40 = 942,799.20/x
  3. Step 3: Cross multiply
    1,418,690.40x = 2,124,536.40 × 942,799.20
  4. Step 4: Simplify right side
    1,418,690.40x = 2,003,011,218,290.88
  5. Step 5: Solve for x
    x = 2,003,011,218,290.88/1,418,690.40
  6. Step 6: Final answer
    x = 1,411,873.39

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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.