Home / 1,147,234.75-1,583,185.28-637,926.19

Finding the Fourth Proportional to 1,147,234.75, 1,583,185.28 and 637,926.19

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Solution

The fourth proportional to 1,147,234.75, 1,583,185.28 and 637,926.19 is: 880,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,234.75 : 1,583,185.28 = 637,926.19 : x
  2. Step 2: Convert to fraction form
    1,147,234.75/1,583,185.28 = 637,926.19/x
  3. Step 3: Cross multiply
    1,147,234.75x = 1,583,185.28 × 637,926.19
  4. Step 4: Simplify right side
    1,147,234.75x = 1,009,955,346,586.89
  5. Step 5: Solve for x
    x = 1,009,955,346,586.89/1,147,234.75
  6. Step 6: Final answer
    x = 880,338.87

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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.