Home / 1,339,032.81-2,008,327.55-440,485.77

Finding the Fourth Proportional to 1,339,032.81, 2,008,327.55 and 440,485.77

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Solution

The fourth proportional to 1,339,032.81, 2,008,327.55 and 440,485.77 is: 660,655.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,032.81 : 2,008,327.55 = 440,485.77 : x
  2. Step 2: Convert to fraction form
    1,339,032.81/2,008,327.55 = 440,485.77/x
  3. Step 3: Cross multiply
    1,339,032.81x = 2,008,327.55 × 440,485.77
  4. Step 4: Simplify right side
    1,339,032.81x = 884,639,705,071.54
  5. Step 5: Solve for x
    x = 884,639,705,071.54/1,339,032.81
  6. Step 6: Final answer
    x = 660,655.73

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1.5x scale

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.