Home / 3,919,265.48-5,878,918.08-1,223,364.72

Finding the Fourth Proportional to 3,919,265.48, 5,878,918.08 and 1,223,364.72

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Solution

The fourth proportional to 3,919,265.48, 5,878,918.08 and 1,223,364.72 is: 1,835,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,265.48 : 5,878,918.08 = 1,223,364.72 : x
  2. Step 2: Convert to fraction form
    3,919,265.48/5,878,918.08 = 1,223,364.72/x
  3. Step 3: Cross multiply
    3,919,265.48x = 5,878,918.08 × 1,223,364.72
  4. Step 4: Simplify right side
    3,919,265.48x = 7,192,060,970,842.14
  5. Step 5: Solve for x
    x = 7,192,060,970,842.14/3,919,265.48
  6. Step 6: Final answer
    x = 1,835,053.28

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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.