Home / 1,355,222.88-2,032,549.20-874,009.44

Finding the Fourth Proportional to 1,355,222.88, 2,032,549.20 and 874,009.44

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Solution

The fourth proportional to 1,355,222.88, 2,032,549.20 and 874,009.44 is: 1,310,830.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,222.88 : 2,032,549.20 = 874,009.44 : x
  2. Step 2: Convert to fraction form
    1,355,222.88/2,032,549.20 = 874,009.44/x
  3. Step 3: Cross multiply
    1,355,222.88x = 2,032,549.20 × 874,009.44
  4. Step 4: Simplify right side
    1,355,222.88x = 1,776,467,188,064.45
  5. Step 5: Solve for x
    x = 1,776,467,188,064.45/1,355,222.88
  6. Step 6: Final answer
    x = 1,310,830.28

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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.