Home / 1,371,036.98-1,892,007.90-759,176.60

Finding the Fourth Proportional to 1,371,036.98, 1,892,007.90 and 759,176.60

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Solution

The fourth proportional to 1,371,036.98, 1,892,007.90 and 759,176.60 is: 1,047,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,036.98 : 1,892,007.90 = 759,176.60 : x
  2. Step 2: Convert to fraction form
    1,371,036.98/1,892,007.90 = 759,176.60/x
  3. Step 3: Cross multiply
    1,371,036.98x = 1,892,007.90 × 759,176.60
  4. Step 4: Simplify right side
    1,371,036.98x = 1,436,368,115,235.10
  5. Step 5: Solve for x
    x = 1,436,368,115,235.10/1,371,036.98
  6. Step 6: Final answer
    x = 1,047,650.90

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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.