Home / 1,510,929.46-2,267,327.31-612,378.64

Finding the Fourth Proportional to 1,510,929.46, 2,267,327.31 and 612,378.64

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Solution

The fourth proportional to 1,510,929.46, 2,267,327.31 and 612,378.64 is: 918,946.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,929.46 : 2,267,327.31 = 612,378.64 : x
  2. Step 2: Convert to fraction form
    1,510,929.46/2,267,327.31 = 612,378.64/x
  3. Step 3: Cross multiply
    1,510,929.46x = 2,267,327.31 × 612,378.64
  4. Step 4: Simplify right side
    1,510,929.46x = 1,388,462,814,532.66
  5. Step 5: Solve for x
    x = 1,388,462,814,532.66/1,510,929.46
  6. Step 6: Final answer
    x = 918,946.15

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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.