Home / 1,389,575.39-2,082,917.96-537,232.43

Finding the Fourth Proportional to 1,389,575.39, 2,082,917.96 and 537,232.43

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Solution

The fourth proportional to 1,389,575.39, 2,082,917.96 and 537,232.43 is: 805,289.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,575.39 : 2,082,917.96 = 537,232.43 : x
  2. Step 2: Convert to fraction form
    1,389,575.39/2,082,917.96 = 537,232.43/x
  3. Step 3: Cross multiply
    1,389,575.39x = 2,082,917.96 × 537,232.43
  4. Step 4: Simplify right side
    1,389,575.39x = 1,119,011,064,040.69
  5. Step 5: Solve for x
    x = 1,119,011,064,040.69/1,389,575.39
  6. Step 6: Final answer
    x = 805,289.93

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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.