Home / 3,686,679.93-5,528,018.79-1,662,555.54

Finding the Fourth Proportional to 3,686,679.93, 5,528,018.79 and 1,662,555.54

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Solution

The fourth proportional to 3,686,679.93, 5,528,018.79 and 1,662,555.54 is: 2,492,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,679.93 : 5,528,018.79 = 1,662,555.54 : x
  2. Step 2: Convert to fraction form
    3,686,679.93/5,528,018.79 = 1,662,555.54/x
  3. Step 3: Cross multiply
    3,686,679.93x = 5,528,018.79 × 1,662,555.54
  4. Step 4: Simplify right side
    3,686,679.93x = 9,190,638,264,538.60
  5. Step 5: Solve for x
    x = 9,190,638,264,538.60/3,686,679.93
  6. Step 6: Final answer
    x = 2,492,930.89

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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.