Home / 1,007,054.48-1,389,735.17-554,345.48

Finding the Fourth Proportional to 1,007,054.48, 1,389,735.17 and 554,345.48

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Solution

The fourth proportional to 1,007,054.48, 1,389,735.17 and 554,345.48 is: 764,996.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,054.48 : 1,389,735.17 = 554,345.48 : x
  2. Step 2: Convert to fraction form
    1,007,054.48/1,389,735.17 = 554,345.48/x
  3. Step 3: Cross multiply
    1,007,054.48x = 1,389,735.17 × 554,345.48
  4. Step 4: Simplify right side
    1,007,054.48x = 770,393,409,886.53
  5. Step 5: Solve for x
    x = 770,393,409,886.53/1,007,054.48
  6. Step 6: Final answer
    x = 764,996.76

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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.