Home / 2,039,479.04-2,814,549.81-1,121,779.16

Finding the Fourth Proportional to 2,039,479.04, 2,814,549.81 and 1,121,779.16

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Solution

The fourth proportional to 2,039,479.04, 2,814,549.81 and 1,121,779.16 is: 1,548,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,479.04 : 2,814,549.81 = 1,121,779.16 : x
  2. Step 2: Convert to fraction form
    2,039,479.04/2,814,549.81 = 1,121,779.16/x
  3. Step 3: Cross multiply
    2,039,479.04x = 2,814,549.81 × 1,121,779.16
  4. Step 4: Simplify right side
    2,039,479.04x = 3,157,303,321,639.96
  5. Step 5: Solve for x
    x = 3,157,303,321,639.96/2,039,479.04
  6. Step 6: Final answer
    x = 1,548,093.05

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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.