Home / 1,577,604.50-2,365,564.80-818,681.82

Finding the Fourth Proportional to 1,577,604.50, 2,365,564.80 and 818,681.82

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Solution

The fourth proportional to 1,577,604.50, 2,365,564.80 and 818,681.82 is: 1,227,585.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,604.50 : 2,365,564.80 = 818,681.82 : x
  2. Step 2: Convert to fraction form
    1,577,604.50/2,365,564.80 = 818,681.82/x
  3. Step 3: Cross multiply
    1,577,604.50x = 2,365,564.80 × 818,681.82
  4. Step 4: Simplify right side
    1,577,604.50x = 1,936,644,889,991.12
  5. Step 5: Solve for x
    x = 1,936,644,889,991.12/1,577,604.50
  6. Step 6: Final answer
    x = 1,227,585.81

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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.