Home / 5,323,128.48-7,986,980.16-1,729,996.56

Finding the Fourth Proportional to 5,323,128.48, 7,986,980.16 and 1,729,996.56

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Solution

The fourth proportional to 5,323,128.48, 7,986,980.16 and 1,729,996.56 is: 2,595,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,128.48 : 7,986,980.16 = 1,729,996.56 : x
  2. Step 2: Convert to fraction form
    5,323,128.48/7,986,980.16 = 1,729,996.56/x
  3. Step 3: Cross multiply
    5,323,128.48x = 7,986,980.16 × 1,729,996.56
  4. Step 4: Simplify right side
    5,323,128.48x = 13,817,448,201,588.25
  5. Step 5: Solve for x
    x = 13,817,448,201,588.25/5,323,128.48
  6. Step 6: Final answer
    x = 2,595,738.25

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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.