Home / 3,112,626.94-4,669,423.16-1,315,518

Finding the Fourth Proportional to 3,112,626.94, 4,669,423.16 and 1,315,518

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Solution

The fourth proportional to 3,112,626.94, 4,669,423.16 and 1,315,518 is: 1,973,481.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,626.94 : 4,669,423.16 = 1,315,518 : x
  2. Step 2: Convert to fraction form
    3,112,626.94/4,669,423.16 = 1,315,518/x
  3. Step 3: Cross multiply
    3,112,626.94x = 4,669,423.16 × 1,315,518
  4. Step 4: Simplify right side
    3,112,626.94x = 6,142,710,216,596.88
  5. Step 5: Solve for x
    x = 6,142,710,216,596.88/3,112,626.94
  6. Step 6: Final answer
    x = 1,973,481.03

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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.