Home / 3,640,435.10-5,460,652.65-1,115,762.30

Finding the Fourth Proportional to 3,640,435.10, 5,460,652.65 and 1,115,762.30

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Solution

The fourth proportional to 3,640,435.10, 5,460,652.65 and 1,115,762.30 is: 1,673,643.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,435.10 : 5,460,652.65 = 1,115,762.30 : x
  2. Step 2: Convert to fraction form
    3,640,435.10/5,460,652.65 = 1,115,762.30/x
  3. Step 3: Cross multiply
    3,640,435.10x = 5,460,652.65 × 1,115,762.30
  4. Step 4: Simplify right side
    3,640,435.10x = 6,092,790,360,265.10
  5. Step 5: Solve for x
    x = 6,092,790,360,265.10/3,640,435.10
  6. Step 6: Final answer
    x = 1,673,643.45

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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.