Home / 1,335,551.60-2,003,331-388,945.52

Finding the Fourth Proportional to 1,335,551.60, 2,003,331 and 388,945.52

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Solution

The fourth proportional to 1,335,551.60, 2,003,331 and 388,945.52 is: 583,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,551.60 : 2,003,331 = 388,945.52 : x
  2. Step 2: Convert to fraction form
    1,335,551.60/2,003,331 = 388,945.52/x
  3. Step 3: Cross multiply
    1,335,551.60x = 2,003,331 × 388,945.52
  4. Step 4: Simplify right side
    1,335,551.60x = 779,186,617,527.12
  5. Step 5: Solve for x
    x = 779,186,617,527.12/1,335,551.60
  6. Step 6: Final answer
    x = 583,419.33

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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.