Home / 1,345,559.80-2,018,339.70-923,556.28

Finding the Fourth Proportional to 1,345,559.80, 2,018,339.70 and 923,556.28

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Solution

The fourth proportional to 1,345,559.80, 2,018,339.70 and 923,556.28 is: 1,385,334.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,559.80 : 2,018,339.70 = 923,556.28 : x
  2. Step 2: Convert to fraction form
    1,345,559.80/2,018,339.70 = 923,556.28/x
  3. Step 3: Cross multiply
    1,345,559.80x = 2,018,339.70 × 923,556.28
  4. Step 4: Simplify right side
    1,345,559.80x = 1,864,050,305,108.32
  5. Step 5: Solve for x
    x = 1,864,050,305,108.32/1,345,559.80
  6. Step 6: Final answer
    x = 1,385,334.42

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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.