Home / 1,923,613.80-2,885,420.70-1,850,130.60

Finding the Fourth Proportional to 1,923,613.80, 2,885,420.70 and 1,850,130.60

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Solution

The fourth proportional to 1,923,613.80, 2,885,420.70 and 1,850,130.60 is: 2,775,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,613.80 : 2,885,420.70 = 1,850,130.60 : x
  2. Step 2: Convert to fraction form
    1,923,613.80/2,885,420.70 = 1,850,130.60/x
  3. Step 3: Cross multiply
    1,923,613.80x = 2,885,420.70 × 1,850,130.60
  4. Step 4: Simplify right side
    1,923,613.80x = 5,338,405,130,943.42
  5. Step 5: Solve for x
    x = 5,338,405,130,943.42/1,923,613.80
  6. Step 6: Final answer
    x = 2,775,195.90

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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.