Home / 1,104,999.20-1,656,332.40-630,663.20

Finding the Fourth Proportional to 1,104,999.20, 1,656,332.40 and 630,663.20

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Solution

The fourth proportional to 1,104,999.20, 1,656,332.40 and 630,663.20 is: 945,329.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,999.20 : 1,656,332.40 = 630,663.20 : x
  2. Step 2: Convert to fraction form
    1,104,999.20/1,656,332.40 = 630,663.20/x
  3. Step 3: Cross multiply
    1,104,999.20x = 1,656,332.40 × 630,663.20
  4. Step 4: Simplify right side
    1,104,999.20x = 1,044,587,891,647.68
  5. Step 5: Solve for x
    x = 1,044,587,891,647.68/1,104,999.20
  6. Step 6: Final answer
    x = 945,329.09

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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.