Home / 2,816,286.32-4,224,607.74-1,087,980.41

Finding the Fourth Proportional to 2,816,286.32, 4,224,607.74 and 1,087,980.41

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Solution

The fourth proportional to 2,816,286.32, 4,224,607.74 and 1,087,980.41 is: 1,632,039.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,286.32 : 4,224,607.74 = 1,087,980.41 : x
  2. Step 2: Convert to fraction form
    2,816,286.32/4,224,607.74 = 1,087,980.41/x
  3. Step 3: Cross multiply
    2,816,286.32x = 4,224,607.74 × 1,087,980.41
  4. Step 4: Simplify right side
    2,816,286.32x = 4,596,290,439,931.34
  5. Step 5: Solve for x
    x = 4,596,290,439,931.34/2,816,286.32
  6. Step 6: Final answer
    x = 1,632,039.48

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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.