Home / 1,084,456.64-1,496,524.64-631,718.40

Finding the Fourth Proportional to 1,084,456.64, 1,496,524.64 and 631,718.40

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Solution

The fourth proportional to 1,084,456.64, 1,496,524.64 and 631,718.40 is: 871,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,456.64 : 1,496,524.64 = 631,718.40 : x
  2. Step 2: Convert to fraction form
    1,084,456.64/1,496,524.64 = 631,718.40/x
  3. Step 3: Cross multiply
    1,084,456.64x = 1,496,524.64 × 631,718.40
  4. Step 4: Simplify right side
    1,084,456.64x = 945,382,151,141.38
  5. Step 5: Solve for x
    x = 945,382,151,141.38/1,084,456.64
  6. Step 6: Final answer
    x = 871,756.52

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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.