Home / 4,589,276.40-6,878,009.70-2,790,250.20

Finding the Fourth Proportional to 4,589,276.40, 6,878,009.70 and 2,790,250.20

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Solution

The fourth proportional to 4,589,276.40, 6,878,009.70 and 2,790,250.20 is: 4,181,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,589,276.40 : 6,878,009.70 = 2,790,250.20 : x
  2. Step 2: Convert to fraction form
    4,589,276.40/6,878,009.70 = 2,790,250.20/x
  3. Step 3: Cross multiply
    4,589,276.40x = 6,878,009.70 × 2,790,250.20
  4. Step 4: Simplify right side
    4,589,276.40x = 19,191,367,941,026.94
  5. Step 5: Solve for x
    x = 19,191,367,941,026.94/4,589,276.40
  6. Step 6: Final answer
    x = 4,181,785.16

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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.