Home / 5,178,232.43-7,767,069.03-1,583,999.79

Finding the Fourth Proportional to 5,178,232.43, 7,767,069.03 and 1,583,999.79

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Solution

The fourth proportional to 5,178,232.43, 7,767,069.03 and 1,583,999.79 is: 2,375,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,232.43 : 7,767,069.03 = 1,583,999.79 : x
  2. Step 2: Convert to fraction form
    5,178,232.43/7,767,069.03 = 1,583,999.79/x
  3. Step 3: Cross multiply
    5,178,232.43x = 7,767,069.03 × 1,583,999.79
  4. Step 4: Simplify right side
    5,178,232.43x = 12,303,035,712,435.50
  5. Step 5: Solve for x
    x = 12,303,035,712,435.50/5,178,232.43
  6. Step 6: Final answer
    x = 2,375,914.15

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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.