Home / 1,368,654.83-2,053,275.60-409,185.53

Finding the Fourth Proportional to 1,368,654.83, 2,053,275.60 and 409,185.53

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Solution

The fourth proportional to 1,368,654.83, 2,053,275.60 and 409,185.53 is: 613,866.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,654.83 : 2,053,275.60 = 409,185.53 : x
  2. Step 2: Convert to fraction form
    1,368,654.83/2,053,275.60 = 409,185.53/x
  3. Step 3: Cross multiply
    1,368,654.83x = 2,053,275.60 × 409,185.53
  4. Step 4: Simplify right side
    1,368,654.83x = 840,170,664,622.07
  5. Step 5: Solve for x
    x = 840,170,664,622.07/1,368,654.83
  6. Step 6: Final answer
    x = 613,866.00

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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.