Home / 2,319,212.48-3,200,507.08-1,300,639.10

Finding the Fourth Proportional to 2,319,212.48, 3,200,507.08 and 1,300,639.10

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Solution

The fourth proportional to 2,319,212.48, 3,200,507.08 and 1,300,639.10 is: 1,794,878.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,212.48 : 3,200,507.08 = 1,300,639.10 : x
  2. Step 2: Convert to fraction form
    2,319,212.48/3,200,507.08 = 1,300,639.10/x
  3. Step 3: Cross multiply
    2,319,212.48x = 3,200,507.08 × 1,300,639.10
  4. Step 4: Simplify right side
    2,319,212.48x = 4,162,704,648,074.83
  5. Step 5: Solve for x
    x = 4,162,704,648,074.83/2,319,212.48
  6. Step 6: Final answer
    x = 1,794,878.51

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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.