Home / 1,858,466.10-2,565,412.62-1,317,429.84

Finding the Fourth Proportional to 1,858,466.10, 2,565,412.62 and 1,317,429.84

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Solution

The fourth proportional to 1,858,466.10, 2,565,412.62 and 1,317,429.84 is: 1,818,570.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,466.10 : 2,565,412.62 = 1,317,429.84 : x
  2. Step 2: Convert to fraction form
    1,858,466.10/2,565,412.62 = 1,317,429.84/x
  3. Step 3: Cross multiply
    1,858,466.10x = 2,565,412.62 × 1,317,429.84
  4. Step 4: Simplify right side
    1,858,466.10x = 3,379,751,137,500.58
  5. Step 5: Solve for x
    x = 3,379,751,137,500.58/1,858,466.10
  6. Step 6: Final answer
    x = 1,818,570.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.