Home / 1,466,990.38-2,200,625.75-455,840.79

Finding the Fourth Proportional to 1,466,990.38, 2,200,625.75 and 455,840.79

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Solution

The fourth proportional to 1,466,990.38, 2,200,625.75 and 455,840.79 is: 683,804.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,990.38 : 2,200,625.75 = 455,840.79 : x
  2. Step 2: Convert to fraction form
    1,466,990.38/2,200,625.75 = 455,840.79/x
  3. Step 3: Cross multiply
    1,466,990.38x = 2,200,625.75 × 455,840.79
  4. Step 4: Simplify right side
    1,466,990.38x = 1,003,134,980,374.34
  5. Step 5: Solve for x
    x = 1,003,134,980,374.34/1,466,990.38
  6. Step 6: Final answer
    x = 683,804.74

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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.