Home / 1,371,435.91-2,057,289.20-472,759.34

Finding the Fourth Proportional to 1,371,435.91, 2,057,289.20 and 472,759.34

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Solution

The fourth proportional to 1,371,435.91, 2,057,289.20 and 472,759.34 is: 709,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,435.91 : 2,057,289.20 = 472,759.34 : x
  2. Step 2: Convert to fraction form
    1,371,435.91/2,057,289.20 = 472,759.34/x
  3. Step 3: Cross multiply
    1,371,435.91x = 2,057,289.20 × 472,759.34
  4. Step 4: Simplify right side
    1,371,435.91x = 972,602,673,503.73
  5. Step 5: Solve for x
    x = 972,602,673,503.73/1,371,435.91
  6. Step 6: Final answer
    x = 709,185.66

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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.