Home / 1,926,389.83-2,657,410.08-1,191,109.06

Finding the Fourth Proportional to 1,926,389.83, 2,657,410.08 and 1,191,109.06

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Solution

The fourth proportional to 1,926,389.83, 2,657,410.08 and 1,191,109.06 is: 1,643,107.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,389.83 : 2,657,410.08 = 1,191,109.06 : x
  2. Step 2: Convert to fraction form
    1,926,389.83/2,657,410.08 = 1,191,109.06/x
  3. Step 3: Cross multiply
    1,926,389.83x = 2,657,410.08 × 1,191,109.06
  4. Step 4: Simplify right side
    1,926,389.83x = 3,165,265,222,423.33
  5. Step 5: Solve for x
    x = 3,165,265,222,423.33/1,926,389.83
  6. Step 6: Final answer
    x = 1,643,107.32

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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.