Home / 2,919,566.10-4,028,769.09-1,630,329.30

Finding the Fourth Proportional to 2,919,566.10, 4,028,769.09 and 1,630,329.30

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Solution

The fourth proportional to 2,919,566.10, 4,028,769.09 and 1,630,329.30 is: 2,249,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,566.10 : 4,028,769.09 = 1,630,329.30 : x
  2. Step 2: Convert to fraction form
    2,919,566.10/4,028,769.09 = 1,630,329.30/x
  3. Step 3: Cross multiply
    2,919,566.10x = 4,028,769.09 × 1,630,329.30
  4. Step 4: Simplify right side
    2,919,566.10x = 6,568,220,290,361.34
  5. Step 5: Solve for x
    x = 6,568,220,290,361.34/2,919,566.10
  6. Step 6: Final answer
    x = 2,249,724.81

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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.