Home / 4,984,379-7,477,897.61-1,789,532.85

Finding the Fourth Proportional to 4,984,379, 7,477,897.61 and 1,789,532.85

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Solution

The fourth proportional to 4,984,379, 7,477,897.61 and 1,789,532.85 is: 2,684,776.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,984,379 : 7,477,897.61 = 1,789,532.85 : x
  2. Step 2: Convert to fraction form
    4,984,379/7,477,897.61 = 1,789,532.85/x
  3. Step 3: Cross multiply
    4,984,379x = 7,477,897.61 × 1,789,532.85
  4. Step 4: Simplify right side
    4,984,379x = 13,381,943,422,031.49
  5. Step 5: Solve for x
    x = 13,381,943,422,031.49/4,984,379
  6. Step 6: Final answer
    x = 2,684,776.46

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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.