Home / 1,418,743.40-2,124,615.90-942,852.20

Finding the Fourth Proportional to 1,418,743.40, 2,124,615.90 and 942,852.20

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Solution

The fourth proportional to 1,418,743.40, 2,124,615.90 and 942,852.20 is: 1,411,952.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,743.40 : 2,124,615.90 = 942,852.20 : x
  2. Step 2: Convert to fraction form
    1,418,743.40/2,124,615.90 = 942,852.20/x
  3. Step 3: Cross multiply
    1,418,743.40x = 2,124,615.90 × 942,852.20
  4. Step 4: Simplify right side
    1,418,743.40x = 2,003,198,775,469.98
  5. Step 5: Solve for x
    x = 2,003,198,775,469.98/1,418,743.40
  6. Step 6: Final answer
    x = 1,411,952.84

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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.