Home / 2,640,282.32-3,643,596.60-1,433,058.32

Finding the Fourth Proportional to 2,640,282.32, 3,643,596.60 and 1,433,058.32

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Solution

The fourth proportional to 2,640,282.32, 3,643,596.60 and 1,433,058.32 is: 1,977,624.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,282.32 : 3,643,596.60 = 1,433,058.32 : x
  2. Step 2: Convert to fraction form
    2,640,282.32/3,643,596.60 = 1,433,058.32/x
  3. Step 3: Cross multiply
    2,640,282.32x = 3,643,596.60 × 1,433,058.32
  4. Step 4: Simplify right side
    2,640,282.32x = 5,221,486,422,353.71
  5. Step 5: Solve for x
    x = 5,221,486,422,353.71/2,640,282.32
  6. Step 6: Final answer
    x = 1,977,624.28

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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.