Home / 1,945,810.68-2,685,015.04-1,129,855.32

Finding the Fourth Proportional to 1,945,810.68, 2,685,015.04 and 1,129,855.32

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Solution

The fourth proportional to 1,945,810.68, 2,685,015.04 and 1,129,855.32 is: 1,559,082.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,810.68 : 2,685,015.04 = 1,129,855.32 : x
  2. Step 2: Convert to fraction form
    1,945,810.68/2,685,015.04 = 1,129,855.32/x
  3. Step 3: Cross multiply
    1,945,810.68x = 2,685,015.04 × 1,129,855.32
  4. Step 4: Simplify right side
    1,945,810.68x = 3,033,678,527,224.01
  5. Step 5: Solve for x
    x = 3,033,678,527,224.01/1,945,810.68
  6. Step 6: Final answer
    x = 1,559,082.06

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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.