Home / 1,284,518.40-1,924,934.40-944,908.80

Finding the Fourth Proportional to 1,284,518.40, 1,924,934.40 and 944,908.80

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Solution

The fourth proportional to 1,284,518.40, 1,924,934.40 and 944,908.80 is: 1,416,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,518.40 : 1,924,934.40 = 944,908.80 : x
  2. Step 2: Convert to fraction form
    1,284,518.40/1,924,934.40 = 944,908.80/x
  3. Step 3: Cross multiply
    1,284,518.40x = 1,924,934.40 × 944,908.80
  4. Step 4: Simplify right side
    1,284,518.40x = 1,818,887,453,982.72
  5. Step 5: Solve for x
    x = 1,818,887,453,982.72/1,284,518.40
  6. Step 6: Final answer
    x = 1,416,007.32

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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.