Home / 2,873,114.40-4,309,671.60-2,817,127.20

Finding the Fourth Proportional to 2,873,114.40, 4,309,671.60 and 2,817,127.20

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Solution

The fourth proportional to 2,873,114.40, 4,309,671.60 and 2,817,127.20 is: 4,225,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,114.40 : 4,309,671.60 = 2,817,127.20 : x
  2. Step 2: Convert to fraction form
    2,873,114.40/4,309,671.60 = 2,817,127.20/x
  3. Step 3: Cross multiply
    2,873,114.40x = 4,309,671.60 × 2,817,127.20
  4. Step 4: Simplify right side
    2,873,114.40x = 12,140,893,087,427.52
  5. Step 5: Solve for x
    x = 12,140,893,087,427.52/2,873,114.40
  6. Step 6: Final answer
    x = 4,225,690.80

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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.