Home / 1,809,455.60-2,710,246.80-1,455,161.60

Finding the Fourth Proportional to 1,809,455.60, 2,710,246.80 and 1,455,161.60

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Solution

The fourth proportional to 1,809,455.60, 2,710,246.80 and 1,455,161.60 is: 2,179,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,455.60 : 2,710,246.80 = 1,455,161.60 : x
  2. Step 2: Convert to fraction form
    1,809,455.60/2,710,246.80 = 1,455,161.60/x
  3. Step 3: Cross multiply
    1,809,455.60x = 2,710,246.80 × 1,455,161.60
  4. Step 4: Simplify right side
    1,809,455.60x = 3,943,847,069,882.88
  5. Step 5: Solve for x
    x = 3,943,847,069,882.88/1,809,455.60
  6. Step 6: Final answer
    x = 2,179,576.59

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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.