Home / 4,724,986.60-6,520,479.78-2,578,810.60

Finding the Fourth Proportional to 4,724,986.60, 6,520,479.78 and 2,578,810.60

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Solution

The fourth proportional to 4,724,986.60, 6,520,479.78 and 2,578,810.60 is: 3,558,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,986.60 : 6,520,479.78 = 2,578,810.60 : x
  2. Step 2: Convert to fraction form
    4,724,986.60/6,520,479.78 = 2,578,810.60/x
  3. Step 3: Cross multiply
    4,724,986.60x = 6,520,479.78 × 2,578,810.60
  4. Step 4: Simplify right side
    4,724,986.60x = 16,815,082,373,749.67
  5. Step 5: Solve for x
    x = 16,815,082,373,749.67/4,724,986.60
  6. Step 6: Final answer
    x = 3,558,757.68

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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.