Home / 2,097,312.08-2,887,661.74-1,905,753.56

Finding the Fourth Proportional to 2,097,312.08, 2,887,661.74 and 1,905,753.56

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Solution

The fourth proportional to 2,097,312.08, 2,887,661.74 and 1,905,753.56 is: 2,623,916.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097,312.08 : 2,887,661.74 = 1,905,753.56 : x
  2. Step 2: Convert to fraction form
    2,097,312.08/2,887,661.74 = 1,905,753.56/x
  3. Step 3: Cross multiply
    2,097,312.08x = 2,887,661.74 × 1,905,753.56
  4. Step 4: Simplify right side
    2,097,312.08x = 5,503,171,641,080.80
  5. Step 5: Solve for x
    x = 5,503,171,641,080.80/2,097,312.08
  6. Step 6: Final answer
    x = 2,623,916.44

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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.