Home / 1,664,661.60-2,496,992.40-1,609,549.20

Finding the Fourth Proportional to 1,664,661.60, 2,496,992.40 and 1,609,549.20

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Solution

The fourth proportional to 1,664,661.60, 2,496,992.40 and 1,609,549.20 is: 2,414,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,661.60 : 2,496,992.40 = 1,609,549.20 : x
  2. Step 2: Convert to fraction form
    1,664,661.60/2,496,992.40 = 1,609,549.20/x
  3. Step 3: Cross multiply
    1,664,661.60x = 2,496,992.40 × 1,609,549.20
  4. Step 4: Simplify right side
    1,664,661.60x = 4,019,032,119,826.08
  5. Step 5: Solve for x
    x = 4,019,032,119,826.08/1,664,661.60
  6. Step 6: Final answer
    x = 2,414,323.80

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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.