Home / 1,798,800.60-2,699,064.90-1,200,048.60

Finding the Fourth Proportional to 1,798,800.60, 2,699,064.90 and 1,200,048.60

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Solution

The fourth proportional to 1,798,800.60, 2,699,064.90 and 1,200,048.60 is: 1,800,649.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,800.60 : 2,699,064.90 = 1,200,048.60 : x
  2. Step 2: Convert to fraction form
    1,798,800.60/2,699,064.90 = 1,200,048.60/x
  3. Step 3: Cross multiply
    1,798,800.60x = 2,699,064.90 × 1,200,048.60
  4. Step 4: Simplify right side
    1,798,800.60x = 3,239,009,054,554.14
  5. Step 5: Solve for x
    x = 3,239,009,054,554.14/1,798,800.60
  6. Step 6: Final answer
    x = 1,800,649.31

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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.