Home / 1,266,990.94-1,896,068.40-1,036,624.15

Finding the Fourth Proportional to 1,266,990.94, 1,896,068.40 and 1,036,624.15

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Solution

The fourth proportional to 1,266,990.94, 1,896,068.40 and 1,036,624.15 is: 1,551,321.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,990.94 : 1,896,068.40 = 1,036,624.15 : x
  2. Step 2: Convert to fraction form
    1,266,990.94/1,896,068.40 = 1,036,624.15/x
  3. Step 3: Cross multiply
    1,266,990.94x = 1,896,068.40 × 1,036,624.15
  4. Step 4: Simplify right side
    1,266,990.94x = 1,965,510,293,491.86
  5. Step 5: Solve for x
    x = 1,965,510,293,491.86/1,266,990.94
  6. Step 6: Final answer
    x = 1,551,321.51

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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.