Home / 4,468,688.20-6,703,907.10-1,909,898.20

Finding the Fourth Proportional to 4,468,688.20, 6,703,907.10 and 1,909,898.20

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Solution

The fourth proportional to 4,468,688.20, 6,703,907.10 and 1,909,898.20 is: 2,865,221.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,468,688.20 : 6,703,907.10 = 1,909,898.20 : x
  2. Step 2: Convert to fraction form
    4,468,688.20/6,703,907.10 = 1,909,898.20/x
  3. Step 3: Cross multiply
    4,468,688.20x = 6,703,907.10 × 1,909,898.20
  4. Step 4: Simplify right side
    4,468,688.20x = 12,803,780,103,257.22
  5. Step 5: Solve for x
    x = 12,803,780,103,257.22/4,468,688.20
  6. Step 6: Final answer
    x = 2,865,221.19

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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.