Home / 1,072,627.36-1,479,012.74-684,933

Finding the Fourth Proportional to 1,072,627.36, 1,479,012.74 and 684,933

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Solution

The fourth proportional to 1,072,627.36, 1,479,012.74 and 684,933 is: 944,432.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,627.36 : 1,479,012.74 = 684,933 : x
  2. Step 2: Convert to fraction form
    1,072,627.36/1,479,012.74 = 684,933/x
  3. Step 3: Cross multiply
    1,072,627.36x = 1,479,012.74 × 684,933
  4. Step 4: Simplify right side
    1,072,627.36x = 1,013,024,633,046.42
  5. Step 5: Solve for x
    x = 1,013,024,633,046.42/1,072,627.36
  6. Step 6: Final answer
    x = 944,432.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.