Home / 2,688,424.32-3,707,976.78-1,827,533.64

Finding the Fourth Proportional to 2,688,424.32, 3,707,976.78 and 1,827,533.64

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Solution

The fourth proportional to 2,688,424.32, 3,707,976.78 and 1,827,533.64 is: 2,520,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,424.32 : 3,707,976.78 = 1,827,533.64 : x
  2. Step 2: Convert to fraction form
    2,688,424.32/3,707,976.78 = 1,827,533.64/x
  3. Step 3: Cross multiply
    2,688,424.32x = 3,707,976.78 × 1,827,533.64
  4. Step 4: Simplify right side
    2,688,424.32x = 6,776,452,301,788.88
  5. Step 5: Solve for x
    x = 6,776,452,301,788.88/2,688,424.32
  6. Step 6: Final answer
    x = 2,520,603.71

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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.