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Finding the Fourth Proportional to 1,759,762, 2,428,471.56 and 954,946

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Solution

The fourth proportional to 1,759,762, 2,428,471.56 and 954,946 is: 1,317,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,762 : 2,428,471.56 = 954,946 : x
  2. Step 2: Convert to fraction form
    1,759,762/2,428,471.56 = 954,946/x
  3. Step 3: Cross multiply
    1,759,762x = 2,428,471.56 × 954,946
  4. Step 4: Simplify right side
    1,759,762x = 2,319,059,202,335.76
  5. Step 5: Solve for x
    x = 2,319,059,202,335.76/1,759,762
  6. Step 6: Final answer
    x = 1,317,825.48

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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.