Home / 1,003,383.60-1,384,347.21-561,793.22

Finding the Fourth Proportional to 1,003,383.60, 1,384,347.21 and 561,793.22

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Solution

The fourth proportional to 1,003,383.60, 1,384,347.21 and 561,793.22 is: 775,094.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,383.60 : 1,384,347.21 = 561,793.22 : x
  2. Step 2: Convert to fraction form
    1,003,383.60/1,384,347.21 = 561,793.22/x
  3. Step 3: Cross multiply
    1,003,383.60x = 1,384,347.21 × 561,793.22
  4. Step 4: Simplify right side
    1,003,383.60x = 777,716,872,866.76
  5. Step 5: Solve for x
    x = 777,716,872,866.76/1,003,383.60
  6. Step 6: Final answer
    x = 775,094.26

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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.