Home / 2,905,774.56-4,358,665.80-1,389,101.04

Finding the Fourth Proportional to 2,905,774.56, 4,358,665.80 and 1,389,101.04

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Solution

The fourth proportional to 2,905,774.56, 4,358,665.80 and 1,389,101.04 is: 2,083,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905,774.56 : 4,358,665.80 = 1,389,101.04 : x
  2. Step 2: Convert to fraction form
    2,905,774.56/4,358,665.80 = 1,389,101.04/x
  3. Step 3: Cross multiply
    2,905,774.56x = 4,358,665.80 × 1,389,101.04
  4. Step 4: Simplify right side
    2,905,774.56x = 6,054,627,195,792.43
  5. Step 5: Solve for x
    x = 6,054,627,195,792.43/2,905,774.56
  6. Step 6: Final answer
    x = 2,083,653.45

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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.