Home / 1,678,548.32-2,519,583.60-1,487,644.74

Finding the Fourth Proportional to 1,678,548.32, 2,519,583.60 and 1,487,644.74

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Solution

The fourth proportional to 1,678,548.32, 2,519,583.60 and 1,487,644.74 is: 2,233,027.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,548.32 : 2,519,583.60 = 1,487,644.74 : x
  2. Step 2: Convert to fraction form
    1,678,548.32/2,519,583.60 = 1,487,644.74/x
  3. Step 3: Cross multiply
    1,678,548.32x = 2,519,583.60 × 1,487,644.74
  4. Step 4: Simplify right side
    1,678,548.32x = 3,748,245,289,530.26
  5. Step 5: Solve for x
    x = 3,748,245,289,530.26/1,678,548.32
  6. Step 6: Final answer
    x = 2,233,027.94

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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.