Home / 1,114,952.43-1,538,938.29-656,214.20

Finding the Fourth Proportional to 1,114,952.43, 1,538,938.29 and 656,214.20

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Solution

The fourth proportional to 1,114,952.43, 1,538,938.29 and 656,214.20 is: 905,754.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,952.43 : 1,538,938.29 = 656,214.20 : x
  2. Step 2: Convert to fraction form
    1,114,952.43/1,538,938.29 = 656,214.20/x
  3. Step 3: Cross multiply
    1,114,952.43x = 1,538,938.29 × 656,214.20
  4. Step 4: Simplify right side
    1,114,952.43x = 1,009,873,151,127.03
  5. Step 5: Solve for x
    x = 1,009,873,151,127.03/1,114,952.43
  6. Step 6: Final answer
    x = 905,754.47

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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.