Home / 1,792,774.48-2,689,687.43-578,326.79

Finding the Fourth Proportional to 1,792,774.48, 2,689,687.43 and 578,326.79

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Solution

The fourth proportional to 1,792,774.48, 2,689,687.43 and 578,326.79 is: 867,659.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,774.48 : 2,689,687.43 = 578,326.79 : x
  2. Step 2: Convert to fraction form
    1,792,774.48/2,689,687.43 = 578,326.79/x
  3. Step 3: Cross multiply
    1,792,774.48x = 2,689,687.43 × 578,326.79
  4. Step 4: Simplify right side
    1,792,774.48x = 1,555,518,297,495.25
  5. Step 5: Solve for x
    x = 1,555,518,297,495.25/1,792,774.48
  6. Step 6: Final answer
    x = 867,659.77

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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.