Home / 6,115,866.40-9,171,466.80-1,854,618.40

Finding the Fourth Proportional to 6,115,866.40, 9,171,466.80 and 1,854,618.40

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Solution

The fourth proportional to 6,115,866.40, 9,171,466.80 and 1,854,618.40 is: 2,781,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115,866.40 : 9,171,466.80 = 1,854,618.40 : x
  2. Step 2: Convert to fraction form
    6,115,866.40/9,171,466.80 = 1,854,618.40/x
  3. Step 3: Cross multiply
    6,115,866.40x = 9,171,466.80 × 1,854,618.40
  4. Step 4: Simplify right side
    6,115,866.40x = 17,009,571,082,269.12
  5. Step 5: Solve for x
    x = 17,009,571,082,269.12/6,115,866.40
  6. Step 6: Final answer
    x = 2,781,220.19

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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.