Home / 1,262,299.93-1,893,466.64-420,851.95

Finding the Fourth Proportional to 1,262,299.93, 1,893,466.64 and 420,851.95

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Solution

The fourth proportional to 1,262,299.93, 1,893,466.64 and 420,851.95 is: 631,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,299.93 : 1,893,466.64 = 420,851.95 : x
  2. Step 2: Convert to fraction form
    1,262,299.93/1,893,466.64 = 420,851.95/x
  3. Step 3: Cross multiply
    1,262,299.93x = 1,893,466.64 × 420,851.95
  4. Step 4: Simplify right side
    1,262,299.93x = 796,869,120,866.02
  5. Step 5: Solve for x
    x = 796,869,120,866.02/1,262,299.93
  6. Step 6: Final answer
    x = 631,283.50

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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.