Home / 3,405,509.60-4,699,639.95-1,856,758.67

Finding the Fourth Proportional to 3,405,509.60, 4,699,639.95 and 1,856,758.67

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Solution

The fourth proportional to 3,405,509.60, 4,699,639.95 and 1,856,758.67 is: 2,562,346.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,509.60 : 4,699,639.95 = 1,856,758.67 : x
  2. Step 2: Convert to fraction form
    3,405,509.60/4,699,639.95 = 1,856,758.67/x
  3. Step 3: Cross multiply
    3,405,509.60x = 4,699,639.95 × 1,856,758.67
  4. Step 4: Simplify right side
    3,405,509.60x = 8,726,097,223,040.87
  5. Step 5: Solve for x
    x = 8,726,097,223,040.87/3,405,509.60
  6. Step 6: Final answer
    x = 2,562,346.98

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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.