Home / 1,483,390.46-2,047,119.09-838,907.03

Finding the Fourth Proportional to 1,483,390.46, 2,047,119.09 and 838,907.03

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Solution

The fourth proportional to 1,483,390.46, 2,047,119.09 and 838,907.03 is: 1,157,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,390.46 : 2,047,119.09 = 838,907.03 : x
  2. Step 2: Convert to fraction form
    1,483,390.46/2,047,119.09 = 838,907.03/x
  3. Step 3: Cross multiply
    1,483,390.46x = 2,047,119.09 × 838,907.03
  4. Step 4: Simplify right side
    1,483,390.46x = 1,717,342,598,868.73
  5. Step 5: Solve for x
    x = 1,717,342,598,868.73/1,483,390.46
  6. Step 6: Final answer
    x = 1,157,714.47

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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.