Home / 1,667,746.42-2,301,736.86-1,055,955.95

Finding the Fourth Proportional to 1,667,746.42, 2,301,736.86 and 1,055,955.95

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Solution

The fourth proportional to 1,667,746.42, 2,301,736.86 and 1,055,955.95 is: 1,457,375.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,746.42 : 2,301,736.86 = 1,055,955.95 : x
  2. Step 2: Convert to fraction form
    1,667,746.42/2,301,736.86 = 1,055,955.95/x
  3. Step 3: Cross multiply
    1,667,746.42x = 2,301,736.86 × 1,055,955.95
  4. Step 4: Simplify right side
    1,667,746.42x = 2,430,532,721,142.63
  5. Step 5: Solve for x
    x = 2,430,532,721,142.63/1,667,746.42
  6. Step 6: Final answer
    x = 1,457,375.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.