Home / 1,577,602.78-2,365,562.27-818,680.16

Finding the Fourth Proportional to 1,577,602.78, 2,365,562.27 and 818,680.16

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Solution

The fourth proportional to 1,577,602.78, 2,365,562.27 and 818,680.16 is: 1,227,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,602.78 : 2,365,562.27 = 818,680.16 : x
  2. Step 2: Convert to fraction form
    1,577,602.78/2,365,562.27 = 818,680.16/x
  3. Step 3: Cross multiply
    1,577,602.78x = 2,365,562.27 × 818,680.16
  4. Step 4: Simplify right side
    1,577,602.78x = 1,936,638,905,654.17
  5. Step 5: Solve for x
    x = 1,936,638,905,654.17/1,577,602.78
  6. Step 6: Final answer
    x = 1,227,583.35

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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.