Home / 4,979,974.90-6,872,274.93-2,804,509.30

Finding the Fourth Proportional to 4,979,974.90, 6,872,274.93 and 2,804,509.30

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Solution

The fourth proportional to 4,979,974.90, 6,872,274.93 and 2,804,509.30 is: 3,870,171.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,974.90 : 6,872,274.93 = 2,804,509.30 : x
  2. Step 2: Convert to fraction form
    4,979,974.90/6,872,274.93 = 2,804,509.30/x
  3. Step 3: Cross multiply
    4,979,974.90x = 6,872,274.93 × 2,804,509.30
  4. Step 4: Simplify right side
    4,979,974.90x = 19,273,358,953,341.85
  5. Step 5: Solve for x
    x = 19,273,358,953,341.85/4,979,974.90
  6. Step 6: Final answer
    x = 3,870,171.91

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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.