Home / 1,856,298.42-2,785,241.68-777,063.20

Finding the Fourth Proportional to 1,856,298.42, 2,785,241.68 and 777,063.20

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Solution

The fourth proportional to 1,856,298.42, 2,785,241.68 and 777,063.20 is: 1,165,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,298.42 : 2,785,241.68 = 777,063.20 : x
  2. Step 2: Convert to fraction form
    1,856,298.42/2,785,241.68 = 777,063.20/x
  3. Step 3: Cross multiply
    1,856,298.42x = 2,785,241.68 × 777,063.20
  4. Step 4: Simplify right side
    1,856,298.42x = 2,164,308,812,634.18
  5. Step 5: Solve for x
    x = 2,164,308,812,634.18/1,856,298.42
  6. Step 6: Final answer
    x = 1,165,927.20

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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.