Home / 1,143,856.03-1,578,516.51-634,558.41

Finding the Fourth Proportional to 1,143,856.03, 1,578,516.51 and 634,558.41

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Solution

The fourth proportional to 1,143,856.03, 1,578,516.51 and 634,558.41 is: 875,687.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,856.03 : 1,578,516.51 = 634,558.41 : x
  2. Step 2: Convert to fraction form
    1,143,856.03/1,578,516.51 = 634,558.41/x
  3. Step 3: Cross multiply
    1,143,856.03x = 1,578,516.51 × 634,558.41
  4. Step 4: Simplify right side
    1,143,856.03x = 1,001,660,926,744.35
  5. Step 5: Solve for x
    x = 1,001,660,926,744.35/1,143,856.03
  6. Step 6: Final answer
    x = 875,687.94

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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.