Home / 1,417,252.66-2,125,886.67-419,989.30

Finding the Fourth Proportional to 1,417,252.66, 2,125,886.67 and 419,989.30

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Solution

The fourth proportional to 1,417,252.66, 2,125,886.67 and 419,989.30 is: 629,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,252.66 : 2,125,886.67 = 419,989.30 : x
  2. Step 2: Convert to fraction form
    1,417,252.66/2,125,886.67 = 419,989.30/x
  3. Step 3: Cross multiply
    1,417,252.66x = 2,125,886.67 × 419,989.30
  4. Step 4: Simplify right side
    1,417,252.66x = 892,849,654,412.63
  5. Step 5: Solve for x
    x = 892,849,654,412.63/1,417,252.66
  6. Step 6: Final answer
    x = 629,986.23

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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.