Home / 2,893,172.80-4,338,722.40-1,472,756.80

Finding the Fourth Proportional to 2,893,172.80, 4,338,722.40 and 1,472,756.80

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Solution

The fourth proportional to 2,893,172.80, 4,338,722.40 and 1,472,756.80 is: 2,208,607.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,893,172.80 : 4,338,722.40 = 1,472,756.80 : x
  2. Step 2: Convert to fraction form
    2,893,172.80/4,338,722.40 = 1,472,756.80/x
  3. Step 3: Cross multiply
    2,893,172.80x = 4,338,722.40 × 1,472,756.80
  4. Step 4: Simplify right side
    2,893,172.80x = 6,389,882,917,912.32
  5. Step 5: Solve for x
    x = 6,389,882,917,912.32/2,893,172.80
  6. Step 6: Final answer
    x = 2,208,607.42

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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.