Home / 4,749,306.30-7,123,412.70-1,383,513.30

Finding the Fourth Proportional to 4,749,306.30, 7,123,412.70 and 1,383,513.30

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Solution

The fourth proportional to 4,749,306.30, 7,123,412.70 and 1,383,513.30 is: 2,075,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749,306.30 : 7,123,412.70 = 1,383,513.30 : x
  2. Step 2: Convert to fraction form
    4,749,306.30/7,123,412.70 = 1,383,513.30/x
  3. Step 3: Cross multiply
    4,749,306.30x = 7,123,412.70 × 1,383,513.30
  4. Step 4: Simplify right side
    4,749,306.30x = 9,855,336,211,838.91
  5. Step 5: Solve for x
    x = 9,855,336,211,838.91/4,749,306.30
  6. Step 6: Final answer
    x = 2,075,110.68

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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.