Home / 3,005,480.44-4,147,988.34-1,859,929.84

Finding the Fourth Proportional to 3,005,480.44, 4,147,988.34 and 1,859,929.84

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Solution

The fourth proportional to 3,005,480.44, 4,147,988.34 and 1,859,929.84 is: 2,566,966.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,480.44 : 4,147,988.34 = 1,859,929.84 : x
  2. Step 2: Convert to fraction form
    3,005,480.44/4,147,988.34 = 1,859,929.84/x
  3. Step 3: Cross multiply
    3,005,480.44x = 4,147,988.34 × 1,859,929.84
  4. Step 4: Simplify right side
    3,005,480.44x = 7,714,967,289,538.07
  5. Step 5: Solve for x
    x = 7,714,967,289,538.07/3,005,480.44
  6. Step 6: Final answer
    x = 2,566,966.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.