Home / 2,792,345.76-4,184,643.45-1,272,313.95

Finding the Fourth Proportional to 2,792,345.76, 4,184,643.45 and 1,272,313.95

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Solution

The fourth proportional to 2,792,345.76, 4,184,643.45 and 1,272,313.95 is: 1,906,705.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,345.76 : 4,184,643.45 = 1,272,313.95 : x
  2. Step 2: Convert to fraction form
    2,792,345.76/4,184,643.45 = 1,272,313.95/x
  3. Step 3: Cross multiply
    2,792,345.76x = 4,184,643.45 × 1,272,313.95
  4. Step 4: Simplify right side
    2,792,345.76x = 5,324,180,237,211.13
  5. Step 5: Solve for x
    x = 5,324,180,237,211.13/2,792,345.76
  6. Step 6: Final answer
    x = 1,906,705.22

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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.