Home / 1,399,882-1,932,434.30-941,262.40

Finding the Fourth Proportional to 1,399,882, 1,932,434.30 and 941,262.40

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Solution

The fourth proportional to 1,399,882, 1,932,434.30 and 941,262.40 is: 1,299,343.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,882 : 1,932,434.30 = 941,262.40 : x
  2. Step 2: Convert to fraction form
    1,399,882/1,932,434.30 = 941,262.40/x
  3. Step 3: Cross multiply
    1,399,882x = 1,932,434.30 × 941,262.40
  4. Step 4: Simplify right side
    1,399,882x = 1,818,927,747,060.32
  5. Step 5: Solve for x
    x = 1,818,927,747,060.32/1,399,882
  6. Step 6: Final answer
    x = 1,299,343.62

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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.