Home / 1,971,285.08-2,720,261.66-1,111,794.04

Finding the Fourth Proportional to 1,971,285.08, 2,720,261.66 and 1,111,794.04

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Solution

The fourth proportional to 1,971,285.08, 2,720,261.66 and 1,111,794.04 is: 1,534,212.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,285.08 : 2,720,261.66 = 1,111,794.04 : x
  2. Step 2: Convert to fraction form
    1,971,285.08/2,720,261.66 = 1,111,794.04/x
  3. Step 3: Cross multiply
    1,971,285.08x = 2,720,261.66 × 1,111,794.04
  4. Step 4: Simplify right side
    1,971,285.08x = 3,024,370,700,828.51
  5. Step 5: Solve for x
    x = 3,024,370,700,828.51/1,971,285.08
  6. Step 6: Final answer
    x = 1,534,212.75

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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.