Home / 1,184,168.40-1,776,269.56-385,454.16

Finding the Fourth Proportional to 1,184,168.40, 1,776,269.56 and 385,454.16

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Solution

The fourth proportional to 1,184,168.40, 1,776,269.56 and 385,454.16 is: 578,186.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,168.40 : 1,776,269.56 = 385,454.16 : x
  2. Step 2: Convert to fraction form
    1,184,168.40/1,776,269.56 = 385,454.16/x
  3. Step 3: Cross multiply
    1,184,168.40x = 1,776,269.56 × 385,454.16
  4. Step 4: Simplify right side
    1,184,168.40x = 684,670,491,183.37
  5. Step 5: Solve for x
    x = 684,670,491,183.37/1,184,168.40
  6. Step 6: Final answer
    x = 578,186.76

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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.