Home / 2,057,567.81-2,839,412.93-1,139,794.20

Finding the Fourth Proportional to 2,057,567.81, 2,839,412.93 and 1,139,794.20

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Solution

The fourth proportional to 2,057,567.81, 2,839,412.93 and 1,139,794.20 is: 1,572,899.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,567.81 : 2,839,412.93 = 1,139,794.20 : x
  2. Step 2: Convert to fraction form
    2,057,567.81/2,839,412.93 = 1,139,794.20/x
  3. Step 3: Cross multiply
    2,057,567.81x = 2,839,412.93 × 1,139,794.20
  4. Step 4: Simplify right side
    2,057,567.81x = 3,236,346,383,320.03
  5. Step 5: Solve for x
    x = 3,236,346,383,320.03/2,057,567.81
  6. Step 6: Final answer
    x = 1,572,899.02

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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.