Home / 5,235,033.54-7,852,648.72-1,640,720.90

Finding the Fourth Proportional to 5,235,033.54, 7,852,648.72 and 1,640,720.90

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Solution

The fourth proportional to 5,235,033.54, 7,852,648.72 and 1,640,720.90 is: 2,461,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235,033.54 : 7,852,648.72 = 1,640,720.90 : x
  2. Step 2: Convert to fraction form
    5,235,033.54/7,852,648.72 = 1,640,720.90/x
  3. Step 3: Cross multiply
    5,235,033.54x = 7,852,648.72 × 1,640,720.90
  4. Step 4: Simplify right side
    5,235,033.54x = 12,884,004,875,262.25
  5. Step 5: Solve for x
    x = 12,884,004,875,262.25/5,235,033.54
  6. Step 6: Final answer
    x = 2,461,112.19

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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.