Home / 2,224,130.40-3,069,025.20-1,579,315.32

Finding the Fourth Proportional to 2,224,130.40, 3,069,025.20 and 1,579,315.32

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Solution

The fourth proportional to 2,224,130.40, 3,069,025.20 and 1,579,315.32 is: 2,179,260.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,224,130.40 : 3,069,025.20 = 1,579,315.32 : x
  2. Step 2: Convert to fraction form
    2,224,130.40/3,069,025.20 = 1,579,315.32/x
  3. Step 3: Cross multiply
    2,224,130.40x = 3,069,025.20 × 1,579,315.32
  4. Step 4: Simplify right side
    2,224,130.40x = 4,846,958,515,826.06
  5. Step 5: Solve for x
    x = 4,846,958,515,826.06/2,224,130.40
  6. Step 6: Final answer
    x = 2,179,260.05

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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.