Home / 1,803,081.53-2,705,059.70-540,909.16

Finding the Fourth Proportional to 1,803,081.53, 2,705,059.70 and 540,909.16

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Solution

The fourth proportional to 1,803,081.53, 2,705,059.70 and 540,909.16 is: 811,494.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,081.53 : 2,705,059.70 = 540,909.16 : x
  2. Step 2: Convert to fraction form
    1,803,081.53/2,705,059.70 = 540,909.16/x
  3. Step 3: Cross multiply
    1,803,081.53x = 2,705,059.70 × 540,909.16
  4. Step 4: Simplify right side
    1,803,081.53x = 1,463,191,570,076.85
  5. Step 5: Solve for x
    x = 1,463,191,570,076.85/1,803,081.53
  6. Step 6: Final answer
    x = 811,494.96

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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.