Home / 1,938,485.04-2,675,065.02-1,213,732.38

Finding the Fourth Proportional to 1,938,485.04, 2,675,065.02 and 1,213,732.38

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Solution

The fourth proportional to 1,938,485.04, 2,675,065.02 and 1,213,732.38 is: 1,674,922.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,485.04 : 2,675,065.02 = 1,213,732.38 : x
  2. Step 2: Convert to fraction form
    1,938,485.04/2,675,065.02 = 1,213,732.38/x
  3. Step 3: Cross multiply
    1,938,485.04x = 2,675,065.02 × 1,213,732.38
  4. Step 4: Simplify right side
    1,938,485.04x = 3,246,813,033,379.35
  5. Step 5: Solve for x
    x = 3,246,813,033,379.35/1,938,485.04
  6. Step 6: Final answer
    x = 1,674,922.93

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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.