Home / 3,020,167.47-4,167,918.60-1,643,600.01

Finding the Fourth Proportional to 3,020,167.47, 4,167,918.60 and 1,643,600.01

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Solution

The fourth proportional to 3,020,167.47, 4,167,918.60 and 1,643,600.01 is: 2,268,215.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,167.47 : 4,167,918.60 = 1,643,600.01 : x
  2. Step 2: Convert to fraction form
    3,020,167.47/4,167,918.60 = 1,643,600.01/x
  3. Step 3: Cross multiply
    3,020,167.47x = 4,167,918.60 × 1,643,600.01
  4. Step 4: Simplify right side
    3,020,167.47x = 6,850,391,052,639.19
  5. Step 5: Solve for x
    x = 6,850,391,052,639.19/3,020,167.47
  6. Step 6: Final answer
    x = 2,268,215.63

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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.