Home / 1,371,730.92-1,892,968.10-759,881.80

Finding the Fourth Proportional to 1,371,730.92, 1,892,968.10 and 759,881.80

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Solution

The fourth proportional to 1,371,730.92, 1,892,968.10 and 759,881.80 is: 1,048,625.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,730.92 : 1,892,968.10 = 759,881.80 : x
  2. Step 2: Convert to fraction form
    1,371,730.92/1,892,968.10 = 759,881.80/x
  3. Step 3: Cross multiply
    1,371,730.92x = 1,892,968.10 × 759,881.80
  4. Step 4: Simplify right side
    1,371,730.92x = 1,438,432,007,170.58
  5. Step 5: Solve for x
    x = 1,438,432,007,170.58/1,371,730.92
  6. Step 6: Final answer
    x = 1,048,625.49

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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.