Home / 1,369,940.83-1,890,490.04-758,093.20

Finding the Fourth Proportional to 1,369,940.83, 1,890,490.04 and 758,093.20

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Solution

The fourth proportional to 1,369,940.83, 1,890,490.04 and 758,093.20 is: 1,046,152.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,940.83 : 1,890,490.04 = 758,093.20 : x
  2. Step 2: Convert to fraction form
    1,369,940.83/1,890,490.04 = 758,093.20/x
  3. Step 3: Cross multiply
    1,369,940.83x = 1,890,490.04 × 758,093.20
  4. Step 4: Simplify right side
    1,369,940.83x = 1,433,167,630,748.81
  5. Step 5: Solve for x
    x = 1,433,167,630,748.81/1,369,940.83
  6. Step 6: Final answer
    x = 1,046,152.95

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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.