Home / 1,068,918.79-1,475,089.69-578,884.33

Finding the Fourth Proportional to 1,068,918.79, 1,475,089.69 and 578,884.33

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Solution

The fourth proportional to 1,068,918.79, 1,475,089.69 and 578,884.33 is: 798,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,918.79 : 1,475,089.69 = 578,884.33 : x
  2. Step 2: Convert to fraction form
    1,068,918.79/1,475,089.69 = 578,884.33/x
  3. Step 3: Cross multiply
    1,068,918.79x = 1,475,089.69 × 578,884.33
  4. Step 4: Simplify right side
    1,068,918.79x = 853,906,301,750.62
  5. Step 5: Solve for x
    x = 853,906,301,750.62/1,068,918.79
  6. Step 6: Final answer
    x = 798,850.49

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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.