Home / 1,311,595.16-1,967,463.20-413,107.22

Finding the Fourth Proportional to 1,311,595.16, 1,967,463.20 and 413,107.22

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Solution

The fourth proportional to 1,311,595.16, 1,967,463.20 and 413,107.22 is: 619,683.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,595.16 : 1,967,463.20 = 413,107.22 : x
  2. Step 2: Convert to fraction form
    1,311,595.16/1,967,463.20 = 413,107.22/x
  3. Step 3: Cross multiply
    1,311,595.16x = 1,967,463.20 × 413,107.22
  4. Step 4: Simplify right side
    1,311,595.16x = 812,773,258,955.73
  5. Step 5: Solve for x
    x = 812,773,258,955.73/1,311,595.16
  6. Step 6: Final answer
    x = 619,683.03

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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.