Home / 1,311,549.84-1,967,394.52-413,061.84

Finding the Fourth Proportional to 1,311,549.84, 1,967,394.52 and 413,061.84

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Solution

The fourth proportional to 1,311,549.84, 1,967,394.52 and 413,061.84 is: 619,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,549.84 : 1,967,394.52 = 413,061.84 : x
  2. Step 2: Convert to fraction form
    1,311,549.84/1,967,394.52 = 413,061.84/x
  3. Step 3: Cross multiply
    1,311,549.84x = 1,967,394.52 × 413,061.84
  4. Step 4: Simplify right side
    1,311,549.84x = 812,655,600,437.12
  5. Step 5: Solve for x
    x = 812,655,600,437.12/1,311,549.84
  6. Step 6: Final answer
    x = 619,614.73

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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.