Home / 1,428,968.27-1,971,979.04-848,307.87

Finding the Fourth Proportional to 1,428,968.27, 1,971,979.04 and 848,307.87

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Solution

The fourth proportional to 1,428,968.27, 1,971,979.04 and 848,307.87 is: 1,170,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,968.27 : 1,971,979.04 = 848,307.87 : x
  2. Step 2: Convert to fraction form
    1,428,968.27/1,971,979.04 = 848,307.87/x
  3. Step 3: Cross multiply
    1,428,968.27x = 1,971,979.04 × 848,307.87
  4. Step 4: Simplify right side
    1,428,968.27x = 1,672,845,334,865.51
  5. Step 5: Solve for x
    x = 1,672,845,334,865.51/1,428,968.27
  6. Step 6: Final answer
    x = 1,170,666.54

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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.