Home / 3,890,577.72-5,368,976.76-2,259,386.16

Finding the Fourth Proportional to 3,890,577.72, 5,368,976.76 and 2,259,386.16

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Solution

The fourth proportional to 3,890,577.72, 5,368,976.76 and 2,259,386.16 is: 3,117,941.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,577.72 : 5,368,976.76 = 2,259,386.16 : x
  2. Step 2: Convert to fraction form
    3,890,577.72/5,368,976.76 = 2,259,386.16/x
  3. Step 3: Cross multiply
    3,890,577.72x = 5,368,976.76 × 2,259,386.16
  4. Step 4: Simplify right side
    3,890,577.72x = 12,130,591,784,905.64
  5. Step 5: Solve for x
    x = 12,130,591,784,905.64/3,890,577.72
  6. Step 6: Final answer
    x = 3,117,941.00

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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.