Home / 1,003,804.40-1,385,232.80-551,092.16

Finding the Fourth Proportional to 1,003,804.40, 1,385,232.80 and 551,092.16

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Solution

The fourth proportional to 1,003,804.40, 1,385,232.80 and 551,092.16 is: 760,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,804.40 : 1,385,232.80 = 551,092.16 : x
  2. Step 2: Convert to fraction form
    1,003,804.40/1,385,232.80 = 551,092.16/x
  3. Step 3: Cross multiply
    1,003,804.40x = 1,385,232.80 × 551,092.16
  4. Step 4: Simplify right side
    1,003,804.40x = 763,390,935,854.85
  5. Step 5: Solve for x
    x = 763,390,935,854.85/1,003,804.40
  6. Step 6: Final answer
    x = 760,497.70

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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.