Home / 2,030,579.80-2,802,004.86-1,214,618.20

Finding the Fourth Proportional to 2,030,579.80, 2,802,004.86 and 1,214,618.20

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Solution

The fourth proportional to 2,030,579.80, 2,802,004.86 and 1,214,618.20 is: 1,676,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030,579.80 : 2,802,004.86 = 1,214,618.20 : x
  2. Step 2: Convert to fraction form
    2,030,579.80/2,802,004.86 = 1,214,618.20/x
  3. Step 3: Cross multiply
    2,030,579.80x = 2,802,004.86 × 1,214,618.20
  4. Step 4: Simplify right side
    2,030,579.80x = 3,403,366,099,444.45
  5. Step 5: Solve for x
    x = 3,403,366,099,444.45/2,030,579.80
  6. Step 6: Final answer
    x = 1,676,056.32

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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.