Home / 1,212,773.04-1,674,282.96-729,446.08

Finding the Fourth Proportional to 1,212,773.04, 1,674,282.96 and 729,446.08

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Solution

The fourth proportional to 1,212,773.04, 1,674,282.96 and 729,446.08 is: 1,007,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,773.04 : 1,674,282.96 = 729,446.08 : x
  2. Step 2: Convert to fraction form
    1,212,773.04/1,674,282.96 = 729,446.08/x
  3. Step 3: Cross multiply
    1,212,773.04x = 1,674,282.96 × 729,446.08
  4. Step 4: Simplify right side
    1,212,773.04x = 1,221,299,141,982.80
  5. Step 5: Solve for x
    x = 1,221,299,141,982.80/1,212,773.04
  6. Step 6: Final answer
    x = 1,007,030.25

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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.