Home / 1,699,976.20-2,549,964.30-578,045.20

Finding the Fourth Proportional to 1,699,976.20, 2,549,964.30 and 578,045.20

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Solution

The fourth proportional to 1,699,976.20, 2,549,964.30 and 578,045.20 is: 867,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,976.20 : 2,549,964.30 = 578,045.20 : x
  2. Step 2: Convert to fraction form
    1,699,976.20/2,549,964.30 = 578,045.20/x
  3. Step 3: Cross multiply
    1,699,976.20x = 2,549,964.30 × 578,045.20
  4. Step 4: Simplify right side
    1,699,976.20x = 1,473,994,623,786.36
  5. Step 5: Solve for x
    x = 1,473,994,623,786.36/1,699,976.20
  6. Step 6: Final answer
    x = 867,067.80

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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.