Home / 1,365,845.43-1,884,817.27-753,985.05

Finding the Fourth Proportional to 1,365,845.43, 1,884,817.27 and 753,985.05

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Solution

The fourth proportional to 1,365,845.43, 1,884,817.27 and 753,985.05 is: 1,040,472.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,845.43 : 1,884,817.27 = 753,985.05 : x
  2. Step 2: Convert to fraction form
    1,365,845.43/1,884,817.27 = 753,985.05/x
  3. Step 3: Cross multiply
    1,365,845.43x = 1,884,817.27 × 753,985.05
  4. Step 4: Simplify right side
    1,365,845.43x = 1,421,124,043,561.81
  5. Step 5: Solve for x
    x = 1,421,124,043,561.81/1,365,845.43
  6. Step 6: Final answer
    x = 1,040,472.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.