Home / 2,175,782.85-3,263,670.67-578,345.94

Finding the Fourth Proportional to 2,175,782.85, 3,263,670.67 and 578,345.94

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Solution

The fourth proportional to 2,175,782.85, 3,263,670.67 and 578,345.94 is: 867,517.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,782.85 : 3,263,670.67 = 578,345.94 : x
  2. Step 2: Convert to fraction form
    2,175,782.85/3,263,670.67 = 578,345.94/x
  3. Step 3: Cross multiply
    2,175,782.85x = 3,263,670.67 × 578,345.94
  4. Step 4: Simplify right side
    2,175,782.85x = 1,887,530,681,491.58
  5. Step 5: Solve for x
    x = 1,887,530,681,491.58/2,175,782.85
  6. Step 6: Final answer
    x = 867,517.95

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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.