Home / 1,996,681.56-2,755,420.65-1,091,263.56

Finding the Fourth Proportional to 1,996,681.56, 2,755,420.65 and 1,091,263.56

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Solution

The fourth proportional to 1,996,681.56, 2,755,420.65 and 1,091,263.56 is: 1,505,943.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,681.56 : 2,755,420.65 = 1,091,263.56 : x
  2. Step 2: Convert to fraction form
    1,996,681.56/2,755,420.65 = 1,091,263.56/x
  3. Step 3: Cross multiply
    1,996,681.56x = 2,755,420.65 × 1,091,263.56
  4. Step 4: Simplify right side
    1,996,681.56x = 3,006,890,147,816.51
  5. Step 5: Solve for x
    x = 3,006,890,147,816.51/1,996,681.56
  6. Step 6: Final answer
    x = 1,505,943.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.