Home / 1,709,323.98-2,564,131.77-447,149.58

Finding the Fourth Proportional to 1,709,323.98, 2,564,131.77 and 447,149.58

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Solution

The fourth proportional to 1,709,323.98, 2,564,131.77 and 447,149.58 is: 670,762.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,323.98 : 2,564,131.77 = 447,149.58 : x
  2. Step 2: Convert to fraction form
    1,709,323.98/2,564,131.77 = 447,149.58/x
  3. Step 3: Cross multiply
    1,709,323.98x = 2,564,131.77 × 447,149.58
  4. Step 4: Simplify right side
    1,709,323.98x = 1,146,550,444,020.16
  5. Step 5: Solve for x
    x = 1,146,550,444,020.16/1,709,323.98
  6. Step 6: Final answer
    x = 670,762.51

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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.