Home / 4,689,824.40-7,029,811.80-2,985,273.36

Finding the Fourth Proportional to 4,689,824.40, 7,029,811.80 and 2,985,273.36

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Solution

The fourth proportional to 4,689,824.40, 7,029,811.80 and 2,985,273.36 is: 4,474,775.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689,824.40 : 7,029,811.80 = 2,985,273.36 : x
  2. Step 2: Convert to fraction form
    4,689,824.40/7,029,811.80 = 2,985,273.36/x
  3. Step 3: Cross multiply
    4,689,824.40x = 7,029,811.80 × 2,985,273.36
  4. Step 4: Simplify right side
    4,689,824.40x = 20,985,909,892,353.65
  5. Step 5: Solve for x
    x = 20,985,909,892,353.65/4,689,824.40
  6. Step 6: Final answer
    x = 4,474,775.19

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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.