Home / 4,979,970.90-6,872,269.41-2,804,505.30

Finding the Fourth Proportional to 4,979,970.90, 6,872,269.41 and 2,804,505.30

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Solution

The fourth proportional to 4,979,970.90, 6,872,269.41 and 2,804,505.30 is: 3,870,166.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,970.90 : 6,872,269.41 = 2,804,505.30 : x
  2. Step 2: Convert to fraction form
    4,979,970.90/6,872,269.41 = 2,804,505.30/x
  3. Step 3: Cross multiply
    4,979,970.90x = 6,872,269.41 × 2,804,505.30
  4. Step 4: Simplify right side
    4,979,970.90x = 19,273,315,983,372.87
  5. Step 5: Solve for x
    x = 19,273,315,983,372.87/4,979,970.90
  6. Step 6: Final answer
    x = 3,870,166.39

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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.