Home / 1,003,590.81-1,384,965.54-544,709.21

Finding the Fourth Proportional to 1,003,590.81, 1,384,965.54 and 544,709.21

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Solution

The fourth proportional to 1,003,590.81, 1,384,965.54 and 544,709.21 is: 751,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,590.81 : 1,384,965.54 = 544,709.21 : x
  2. Step 2: Convert to fraction form
    1,003,590.81/1,384,965.54 = 544,709.21/x
  3. Step 3: Cross multiply
    1,003,590.81x = 1,384,965.54 × 544,709.21
  4. Step 4: Simplify right side
    1,003,590.81x = 754,403,478,245.80
  5. Step 5: Solve for x
    x = 754,403,478,245.80/1,003,590.81
  6. Step 6: Final answer
    x = 751,704.25

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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.