Home / 4,789,389.34-7,180,269.45-2,765,337.31

Finding the Fourth Proportional to 4,789,389.34, 7,180,269.45 and 2,765,337.31

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Solution

The fourth proportional to 4,789,389.34, 7,180,269.45 and 2,765,337.31 is: 4,145,803.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,389.34 : 7,180,269.45 = 2,765,337.31 : x
  2. Step 2: Convert to fraction form
    4,789,389.34/7,180,269.45 = 2,765,337.31/x
  3. Step 3: Cross multiply
    4,789,389.34x = 7,180,269.45 × 2,765,337.31
  4. Step 4: Simplify right side
    4,789,389.34x = 19,855,867,005,938.18
  5. Step 5: Solve for x
    x = 19,855,867,005,938.18/4,789,389.34
  6. Step 6: Final answer
    x = 4,145,803.48

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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.