Home / 1,810,314.50-2,715,821.43-688,296.26

Finding the Fourth Proportional to 1,810,314.50, 2,715,821.43 and 688,296.26

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Solution

The fourth proportional to 1,810,314.50, 2,715,821.43 and 688,296.26 is: 1,032,577.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,314.50 : 2,715,821.43 = 688,296.26 : x
  2. Step 2: Convert to fraction form
    1,810,314.50/2,715,821.43 = 688,296.26/x
  3. Step 3: Cross multiply
    1,810,314.50x = 2,715,821.43 × 688,296.26
  4. Step 4: Simplify right side
    1,810,314.50x = 1,869,289,733,096.85
  5. Step 5: Solve for x
    x = 1,869,289,733,096.85/1,810,314.50
  6. Step 6: Final answer
    x = 1,032,577.34

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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.