Home / 1,877,682.59-2,816,749.81-663,009.30

Finding the Fourth Proportional to 1,877,682.59, 2,816,749.81 and 663,009.30

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Solution

The fourth proportional to 1,877,682.59, 2,816,749.81 and 663,009.30 is: 994,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,682.59 : 2,816,749.81 = 663,009.30 : x
  2. Step 2: Convert to fraction form
    1,877,682.59/2,816,749.81 = 663,009.30/x
  3. Step 3: Cross multiply
    1,877,682.59x = 2,816,749.81 × 663,009.30
  4. Step 4: Simplify right side
    1,877,682.59x = 1,867,531,311,486.61
  5. Step 5: Solve for x
    x = 1,867,531,311,486.61/1,877,682.59
  6. Step 6: Final answer
    x = 994,593.72

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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.