Home / 3,635,403.90-5,453,054.65-1,640,856.70

Finding the Fourth Proportional to 3,635,403.90, 5,453,054.65 and 1,640,856.70

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Solution

The fourth proportional to 3,635,403.90, 5,453,054.65 and 1,640,856.70 is: 2,461,261.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635,403.90 : 5,453,054.65 = 1,640,856.70 : x
  2. Step 2: Convert to fraction form
    3,635,403.90/5,453,054.65 = 1,640,856.70/x
  3. Step 3: Cross multiply
    3,635,403.90x = 5,453,054.65 × 1,640,856.70
  4. Step 4: Simplify right side
    3,635,403.90x = 8,947,681,257,918.66
  5. Step 5: Solve for x
    x = 8,947,681,257,918.66/3,635,403.90
  6. Step 6: Final answer
    x = 2,461,261.94

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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.