Home / 2,201,153.40-3,301,730.10-1,081,409.40

Finding the Fourth Proportional to 2,201,153.40, 3,301,730.10 and 1,081,409.40

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Solution

The fourth proportional to 2,201,153.40, 3,301,730.10 and 1,081,409.40 is: 1,622,114.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,153.40 : 3,301,730.10 = 1,081,409.40 : x
  2. Step 2: Convert to fraction form
    2,201,153.40/3,301,730.10 = 1,081,409.40/x
  3. Step 3: Cross multiply
    2,201,153.40x = 3,301,730.10 × 1,081,409.40
  4. Step 4: Simplify right side
    2,201,153.40x = 3,570,521,966,402.94
  5. Step 5: Solve for x
    x = 3,570,521,966,402.94/2,201,153.40
  6. Step 6: Final answer
    x = 1,622,114.10

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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.