Home / 1,943,198.68-2,913,951.47-1,032,181.78

Finding the Fourth Proportional to 1,943,198.68, 2,913,951.47 and 1,032,181.78

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Solution

The fourth proportional to 1,943,198.68, 2,913,951.47 and 1,032,181.78 is: 1,547,823.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,198.68 : 2,913,951.47 = 1,032,181.78 : x
  2. Step 2: Convert to fraction form
    1,943,198.68/2,913,951.47 = 1,032,181.78/x
  3. Step 3: Cross multiply
    1,943,198.68x = 2,913,951.47 × 1,032,181.78
  4. Step 4: Simplify right side
    1,943,198.68x = 3,007,727,621,361.11
  5. Step 5: Solve for x
    x = 3,007,727,621,361.11/1,943,198.68
  6. Step 6: Final answer
    x = 1,547,823.01

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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.