Home / 2,783,161.10-4,174,741.65-889,964.30

Finding the Fourth Proportional to 2,783,161.10, 4,174,741.65 and 889,964.30

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Solution

The fourth proportional to 2,783,161.10, 4,174,741.65 and 889,964.30 is: 1,334,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,161.10 : 4,174,741.65 = 889,964.30 : x
  2. Step 2: Convert to fraction form
    2,783,161.10/4,174,741.65 = 889,964.30/x
  3. Step 3: Cross multiply
    2,783,161.10x = 4,174,741.65 × 889,964.30
  4. Step 4: Simplify right side
    2,783,161.10x = 3,715,371,030,223.10
  5. Step 5: Solve for x
    x = 3,715,371,030,223.10/2,783,161.10
  6. Step 6: Final answer
    x = 1,334,946.45

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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.