Home / 1,856,960-2,781,119.96-1,805,878.40

Finding the Fourth Proportional to 1,856,960, 2,781,119.96 and 1,805,878.40

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Solution

The fourth proportional to 1,856,960, 2,781,119.96 and 1,805,878.40 is: 2,704,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,960 : 2,781,119.96 = 1,805,878.40 : x
  2. Step 2: Convert to fraction form
    1,856,960/2,781,119.96 = 1,805,878.40/x
  3. Step 3: Cross multiply
    1,856,960x = 2,781,119.96 × 1,805,878.40
  4. Step 4: Simplify right side
    1,856,960x = 5,022,364,463,572.86
  5. Step 5: Solve for x
    x = 5,022,364,463,572.86/1,856,960
  6. Step 6: Final answer
    x = 2,704,616.40

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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.