Home / 2,017,015.20-3,026,057.40-879,289.20

Finding the Fourth Proportional to 2,017,015.20, 3,026,057.40 and 879,289.20

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Solution

The fourth proportional to 2,017,015.20, 3,026,057.40 and 879,289.20 is: 1,319,166.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,015.20 : 3,026,057.40 = 879,289.20 : x
  2. Step 2: Convert to fraction form
    2,017,015.20/3,026,057.40 = 879,289.20/x
  3. Step 3: Cross multiply
    2,017,015.20x = 3,026,057.40 × 879,289.20
  4. Step 4: Simplify right side
    2,017,015.20x = 2,660,779,590,400.08
  5. Step 5: Solve for x
    x = 2,660,779,590,400.08/2,017,015.20
  6. Step 6: Final answer
    x = 1,319,166.85

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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.