Home / 1,855,484.55-2,782,349.60-718,779.15

Finding the Fourth Proportional to 1,855,484.55, 2,782,349.60 and 718,779.15

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Solution

The fourth proportional to 1,855,484.55, 2,782,349.60 and 718,779.15 is: 1,077,828.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,484.55 : 2,782,349.60 = 718,779.15 : x
  2. Step 2: Convert to fraction form
    1,855,484.55/2,782,349.60 = 718,779.15/x
  3. Step 3: Cross multiply
    1,855,484.55x = 2,782,349.60 × 718,779.15
  4. Step 4: Simplify right side
    1,855,484.55x = 1,999,894,876,896.94
  5. Step 5: Solve for x
    x = 1,999,894,876,896.94/1,855,484.55
  6. Step 6: Final answer
    x = 1,077,828.90

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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.