Home / 1,293,975.12-1,939,647.75-536,228.85

Finding the Fourth Proportional to 1,293,975.12, 1,939,647.75 and 536,228.85

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Solution

The fourth proportional to 1,293,975.12, 1,939,647.75 and 536,228.85 is: 803,798.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,975.12 : 1,939,647.75 = 536,228.85 : x
  2. Step 2: Convert to fraction form
    1,293,975.12/1,939,647.75 = 536,228.85/x
  3. Step 3: Cross multiply
    1,293,975.12x = 1,939,647.75 × 536,228.85
  4. Step 4: Simplify right side
    1,293,975.12x = 1,040,095,082,387.59
  5. Step 5: Solve for x
    x = 1,040,095,082,387.59/1,293,975.12
  6. Step 6: Final answer
    x = 803,798.36

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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.