Home / 1,235,790.32-1,853,885.42-382,661.46

Finding the Fourth Proportional to 1,235,790.32, 1,853,885.42 and 382,661.46

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Solution

The fourth proportional to 1,235,790.32, 1,853,885.42 and 382,661.46 is: 574,054.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,790.32 : 1,853,885.42 = 382,661.46 : x
  2. Step 2: Convert to fraction form
    1,235,790.32/1,853,885.42 = 382,661.46/x
  3. Step 3: Cross multiply
    1,235,790.32x = 1,853,885.42 × 382,661.46
  4. Step 4: Simplify right side
    1,235,790.32x = 709,410,499,576.61
  5. Step 5: Solve for x
    x = 709,410,499,576.61/1,235,790.32
  6. Step 6: Final answer
    x = 574,054.10

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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.