Home / 1,814,947.15-2,715,580.47-1,082,762.64

Finding the Fourth Proportional to 1,814,947.15, 2,715,580.47 and 1,082,762.64

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Solution

The fourth proportional to 1,814,947.15, 2,715,580.47 and 1,082,762.64 is: 1,620,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,947.15 : 2,715,580.47 = 1,082,762.64 : x
  2. Step 2: Convert to fraction form
    1,814,947.15/2,715,580.47 = 1,082,762.64/x
  3. Step 3: Cross multiply
    1,814,947.15x = 2,715,580.47 × 1,082,762.64
  4. Step 4: Simplify right side
    1,814,947.15x = 2,940,329,078,829.64
  5. Step 5: Solve for x
    x = 2,940,329,078,829.64/1,814,947.15
  6. Step 6: Final answer
    x = 1,620,063.20

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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.