Home / 1,699,181.59-2,548,779.24-688,322.85

Finding the Fourth Proportional to 1,699,181.59, 2,548,779.24 and 688,322.85

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Solution

The fourth proportional to 1,699,181.59, 2,548,779.24 and 688,322.85 is: 1,032,487.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,181.59 : 2,548,779.24 = 688,322.85 : x
  2. Step 2: Convert to fraction form
    1,699,181.59/2,548,779.24 = 688,322.85/x
  3. Step 3: Cross multiply
    1,699,181.59x = 2,548,779.24 × 688,322.85
  4. Step 4: Simplify right side
    1,699,181.59x = 1,754,382,990,497.63
  5. Step 5: Solve for x
    x = 1,754,382,990,497.63/1,699,181.59
  6. Step 6: Final answer
    x = 1,032,487.05

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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.