Home / 3,118,838.08-4,303,756.32-1,760,845.12

Finding the Fourth Proportional to 3,118,838.08, 4,303,756.32 and 1,760,845.12

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Solution

The fourth proportional to 3,118,838.08, 4,303,756.32 and 1,760,845.12 is: 2,429,830.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,838.08 : 4,303,756.32 = 1,760,845.12 : x
  2. Step 2: Convert to fraction form
    3,118,838.08/4,303,756.32 = 1,760,845.12/x
  3. Step 3: Cross multiply
    3,118,838.08x = 4,303,756.32 × 1,760,845.12
  4. Step 4: Simplify right side
    3,118,838.08x = 7,578,248,313,741.16
  5. Step 5: Solve for x
    x = 7,578,248,313,741.16/3,118,838.08
  6. Step 6: Final answer
    x = 2,429,830.64

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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.