Home / 1,147,473.83-1,583,505.14-631,216.61

Finding the Fourth Proportional to 1,147,473.83, 1,583,505.14 and 631,216.61

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Solution

The fourth proportional to 1,147,473.83, 1,583,505.14 and 631,216.61 is: 871,074.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,473.83 : 1,583,505.14 = 631,216.61 : x
  2. Step 2: Convert to fraction form
    1,147,473.83/1,583,505.14 = 631,216.61/x
  3. Step 3: Cross multiply
    1,147,473.83x = 1,583,505.14 × 631,216.61
  4. Step 4: Simplify right side
    1,147,473.83x = 999,534,735,314.77
  5. Step 5: Solve for x
    x = 999,534,735,314.77/1,147,473.83
  6. Step 6: Final answer
    x = 871,074.11

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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.