Home / 1,282,867.49-1,922,972.49-1,055,842.52

Finding the Fourth Proportional to 1,282,867.49, 1,922,972.49 and 1,055,842.52

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Solution

The fourth proportional to 1,282,867.49, 1,922,972.49 and 1,055,842.52 is: 1,582,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,867.49 : 1,922,972.49 = 1,055,842.52 : x
  2. Step 2: Convert to fraction form
    1,282,867.49/1,922,972.49 = 1,055,842.52/x
  3. Step 3: Cross multiply
    1,282,867.49x = 1,922,972.49 × 1,055,842.52
  4. Step 4: Simplify right side
    1,282,867.49x = 2,030,356,110,117.41
  5. Step 5: Solve for x
    x = 2,030,356,110,117.41/1,282,867.49
  6. Step 6: Final answer
    x = 1,582,670.18

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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.