Home / 1,916,693.68-2,645,185.80-1,057,329.04

Finding the Fourth Proportional to 1,916,693.68, 2,645,185.80 and 1,057,329.04

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Solution

The fourth proportional to 1,916,693.68, 2,645,185.80 and 1,057,329.04 is: 1,459,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,693.68 : 2,645,185.80 = 1,057,329.04 : x
  2. Step 2: Convert to fraction form
    1,916,693.68/2,645,185.80 = 1,057,329.04/x
  3. Step 3: Cross multiply
    1,916,693.68x = 2,645,185.80 × 1,057,329.04
  4. Step 4: Simplify right side
    1,916,693.68x = 2,796,831,762,535.63
  5. Step 5: Solve for x
    x = 2,796,831,762,535.63/1,916,693.68
  6. Step 6: Final answer
    x = 1,459,196.01

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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.