Home / 5,760,187.80-8,640,281.70-1,973,794.20

Finding the Fourth Proportional to 5,760,187.80, 8,640,281.70 and 1,973,794.20

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Solution

The fourth proportional to 5,760,187.80, 8,640,281.70 and 1,973,794.20 is: 2,960,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,187.80 : 8,640,281.70 = 1,973,794.20 : x
  2. Step 2: Convert to fraction form
    5,760,187.80/8,640,281.70 = 1,973,794.20/x
  3. Step 3: Cross multiply
    5,760,187.80x = 8,640,281.70 × 1,973,794.20
  4. Step 4: Simplify right side
    5,760,187.80x = 17,054,137,905,826.14
  5. Step 5: Solve for x
    x = 17,054,137,905,826.14/5,760,187.80
  6. Step 6: Final answer
    x = 2,960,691.30

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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.