Home / 1,335,549.60-2,003,328-388,943.52

Finding the Fourth Proportional to 1,335,549.60, 2,003,328 and 388,943.52

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Solution

The fourth proportional to 1,335,549.60, 2,003,328 and 388,943.52 is: 583,416.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,549.60 : 2,003,328 = 388,943.52 : x
  2. Step 2: Convert to fraction form
    1,335,549.60/2,003,328 = 388,943.52/x
  3. Step 3: Cross multiply
    1,335,549.60x = 2,003,328 × 388,943.52
  4. Step 4: Simplify right side
    1,335,549.60x = 779,181,444,034.56
  5. Step 5: Solve for x
    x = 779,181,444,034.56/1,335,549.60
  6. Step 6: Final answer
    x = 583,416.33

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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.