Home / 5,440,879.60-8,164,429.80-2,077,500.40

Finding the Fourth Proportional to 5,440,879.60, 8,164,429.80 and 2,077,500.40

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Solution

The fourth proportional to 5,440,879.60, 8,164,429.80 and 2,077,500.40 is: 3,117,438.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,879.60 : 8,164,429.80 = 2,077,500.40 : x
  2. Step 2: Convert to fraction form
    5,440,879.60/8,164,429.80 = 2,077,500.40/x
  3. Step 3: Cross multiply
    5,440,879.60x = 8,164,429.80 × 2,077,500.40
  4. Step 4: Simplify right side
    5,440,879.60x = 16,961,606,175,271.92
  5. Step 5: Solve for x
    x = 16,961,606,175,271.92/5,440,879.60
  6. Step 6: Final answer
    x = 3,117,438.25

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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.