Home / 5,333,356.71-7,999,951.23-1,289,817.27

Finding the Fourth Proportional to 5,333,356.71, 7,999,951.23 and 1,289,817.27

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Solution

The fourth proportional to 5,333,356.71, 7,999,951.23 and 1,289,817.27 is: 1,934,705.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333,356.71 : 7,999,951.23 = 1,289,817.27 : x
  2. Step 2: Convert to fraction form
    5,333,356.71/7,999,951.23 = 1,289,817.27/x
  3. Step 3: Cross multiply
    5,333,356.71x = 7,999,951.23 × 1,289,817.27
  4. Step 4: Simplify right side
    5,333,356.71x = 10,318,475,255,611.74
  5. Step 5: Solve for x
    x = 10,318,475,255,611.74/5,333,356.71
  6. Step 6: Final answer
    x = 1,934,705.63

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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.