Home / 1,418,900.40-2,124,851.40-943,009.20

Finding the Fourth Proportional to 1,418,900.40, 2,124,851.40 and 943,009.20

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Solution

The fourth proportional to 1,418,900.40, 2,124,851.40 and 943,009.20 is: 1,412,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,900.40 : 2,124,851.40 = 943,009.20 : x
  2. Step 2: Convert to fraction form
    1,418,900.40/2,124,851.40 = 943,009.20/x
  3. Step 3: Cross multiply
    1,418,900.40x = 2,124,851.40 × 943,009.20
  4. Step 4: Simplify right side
    1,418,900.40x = 2,003,754,418,832.88
  5. Step 5: Solve for x
    x = 2,003,754,418,832.88/1,418,900.40
  6. Step 6: Final answer
    x = 1,412,188.21

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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.