Home / 5,323,483.94-7,985,222.10-1,279,970.37

Finding the Fourth Proportional to 5,323,483.94, 7,985,222.10 and 1,279,970.37

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Solution

The fourth proportional to 5,323,483.94, 7,985,222.10 and 1,279,970.37 is: 1,919,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,483.94 : 7,985,222.10 = 1,279,970.37 : x
  2. Step 2: Convert to fraction form
    5,323,483.94/7,985,222.10 = 1,279,970.37/x
  3. Step 3: Cross multiply
    5,323,483.94x = 7,985,222.10 × 1,279,970.37
  4. Step 4: Simplify right side
    5,323,483.94x = 10,220,847,685,869.18
  5. Step 5: Solve for x
    x = 10,220,847,685,869.18/5,323,483.94
  6. Step 6: Final answer
    x = 1,919,954.64

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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.