Home / 1,686,848.80-2,327,856.96-922,900

Finding the Fourth Proportional to 1,686,848.80, 2,327,856.96 and 922,900

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Solution

The fourth proportional to 1,686,848.80, 2,327,856.96 and 922,900 is: 1,273,605.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,848.80 : 2,327,856.96 = 922,900 : x
  2. Step 2: Convert to fraction form
    1,686,848.80/2,327,856.96 = 922,900/x
  3. Step 3: Cross multiply
    1,686,848.80x = 2,327,856.96 × 922,900
  4. Step 4: Simplify right side
    1,686,848.80x = 2,148,379,188,384
  5. Step 5: Solve for x
    x = 2,148,379,188,384/1,686,848.80
  6. Step 6: Final answer
    x = 1,273,605.07

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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.