Home / 1,212,609.72-1,817,298.13-573,083.07

Finding the Fourth Proportional to 1,212,609.72, 1,817,298.13 and 573,083.07

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Solution

The fourth proportional to 1,212,609.72, 1,817,298.13 and 573,083.07 is: 858,860.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,609.72 : 1,817,298.13 = 573,083.07 : x
  2. Step 2: Convert to fraction form
    1,212,609.72/1,817,298.13 = 573,083.07/x
  3. Step 3: Cross multiply
    1,212,609.72x = 1,817,298.13 × 573,083.07
  4. Step 4: Simplify right side
    1,212,609.72x = 1,041,462,799,606.07
  5. Step 5: Solve for x
    x = 1,041,462,799,606.07/1,212,609.72
  6. Step 6: Final answer
    x = 858,860.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.