Home / 1,525,354.62-2,287,134.78-578,791.86

Finding the Fourth Proportional to 1,525,354.62, 2,287,134.78 and 578,791.86

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Solution

The fourth proportional to 1,525,354.62, 2,287,134.78 and 578,791.86 is: 867,847.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,354.62 : 2,287,134.78 = 578,791.86 : x
  2. Step 2: Convert to fraction form
    1,525,354.62/2,287,134.78 = 578,791.86/x
  3. Step 3: Cross multiply
    1,525,354.62x = 2,287,134.78 × 578,791.86
  4. Step 4: Simplify right side
    1,525,354.62x = 1,323,774,993,386.89
  5. Step 5: Solve for x
    x = 1,323,774,993,386.89/1,525,354.62
  6. Step 6: Final answer
    x = 867,847.37

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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.