Home / 2,837,618.60-4,257,656.70-1,340,940.20

Finding the Fourth Proportional to 2,837,618.60, 4,257,656.70 and 1,340,940.20

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Solution

The fourth proportional to 2,837,618.60, 4,257,656.70 and 1,340,940.20 is: 2,011,990.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837,618.60 : 4,257,656.70 = 1,340,940.20 : x
  2. Step 2: Convert to fraction form
    2,837,618.60/4,257,656.70 = 1,340,940.20/x
  3. Step 3: Cross multiply
    2,837,618.60x = 4,257,656.70 × 1,340,940.20
  4. Step 4: Simplify right side
    2,837,618.60x = 5,709,263,026,829.34
  5. Step 5: Solve for x
    x = 5,709,263,026,829.34/2,837,618.60
  6. Step 6: Final answer
    x = 2,011,990.98

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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.