Home / 1,147,213.29-1,583,352.50-664,044.84

Finding the Fourth Proportional to 1,147,213.29, 1,583,352.50 and 664,044.84

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Solution

The fourth proportional to 1,147,213.29, 1,583,352.50 and 664,044.84 is: 916,496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,213.29 : 1,583,352.50 = 664,044.84 : x
  2. Step 2: Convert to fraction form
    1,147,213.29/1,583,352.50 = 664,044.84/x
  3. Step 3: Cross multiply
    1,147,213.29x = 1,583,352.50 × 664,044.84
  4. Step 4: Simplify right side
    1,147,213.29x = 1,051,417,054,205.88
  5. Step 5: Solve for x
    x = 1,051,417,054,205.88/1,147,213.29
  6. Step 6: Final answer
    x = 916,496.58

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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.