Home / 3,163,509.50-4,746,073.44-919,647.50

Finding the Fourth Proportional to 3,163,509.50, 4,746,073.44 and 919,647.50

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Solution

The fourth proportional to 3,163,509.50, 4,746,073.44 and 919,647.50 is: 1,379,706.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,509.50 : 4,746,073.44 = 919,647.50 : x
  2. Step 2: Convert to fraction form
    3,163,509.50/4,746,073.44 = 919,647.50/x
  3. Step 3: Cross multiply
    3,163,509.50x = 4,746,073.44 × 919,647.50
  4. Step 4: Simplify right side
    3,163,509.50x = 4,364,714,573,912.40
  5. Step 5: Solve for x
    x = 4,364,714,573,912.40/3,163,509.50
  6. Step 6: Final answer
    x = 1,379,706.49

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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.