Home / 1,869,008.97-2,579,233.40-1,009,569.23

Finding the Fourth Proportional to 1,869,008.97, 2,579,233.40 and 1,009,569.23

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Solution

The fourth proportional to 1,869,008.97, 2,579,233.40 and 1,009,569.23 is: 1,393,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,008.97 : 2,579,233.40 = 1,009,569.23 : x
  2. Step 2: Convert to fraction form
    1,869,008.97/2,579,233.40 = 1,009,569.23/x
  3. Step 3: Cross multiply
    1,869,008.97x = 2,579,233.40 × 1,009,569.23
  4. Step 4: Simplify right side
    1,869,008.97x = 2,603,914,659,684.27
  5. Step 5: Solve for x
    x = 2,603,914,659,684.27/1,869,008.97
  6. Step 6: Final answer
    x = 1,393,206.08

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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.