Home / 1,663,117.56-2,494,654.47-400,935.06

Finding the Fourth Proportional to 1,663,117.56, 2,494,654.47 and 400,935.06

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Solution

The fourth proportional to 1,663,117.56, 2,494,654.47 and 400,935.06 is: 601,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,117.56 : 2,494,654.47 = 400,935.06 : x
  2. Step 2: Convert to fraction form
    1,663,117.56/2,494,654.47 = 400,935.06/x
  3. Step 3: Cross multiply
    1,663,117.56x = 2,494,654.47 × 400,935.06
  4. Step 4: Simplify right side
    1,663,117.56x = 1,000,194,439,608.72
  5. Step 5: Solve for x
    x = 1,000,194,439,608.72/1,663,117.56
  6. Step 6: Final answer
    x = 601,397.32

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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.