Home / 2,875,590.57-3,968,292.83-1,586,485.29

Finding the Fourth Proportional to 2,875,590.57, 3,968,292.83 and 1,586,485.29

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Solution

The fourth proportional to 2,875,590.57, 3,968,292.83 and 1,586,485.29 is: 2,189,337.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,590.57 : 3,968,292.83 = 1,586,485.29 : x
  2. Step 2: Convert to fraction form
    2,875,590.57/3,968,292.83 = 1,586,485.29/x
  3. Step 3: Cross multiply
    2,875,590.57x = 3,968,292.83 × 1,586,485.29
  4. Step 4: Simplify right side
    2,875,590.57x = 6,295,638,193,275.05
  5. Step 5: Solve for x
    x = 6,295,638,193,275.05/2,875,590.57
  6. Step 6: Final answer
    x = 2,189,337.47

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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.