Home / 1,878,645.33-2,592,535.47-1,019,205.58

Finding the Fourth Proportional to 1,878,645.33, 2,592,535.47 and 1,019,205.58

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Solution

The fourth proportional to 1,878,645.33, 2,592,535.47 and 1,019,205.58 is: 1,406,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,645.33 : 2,592,535.47 = 1,019,205.58 : x
  2. Step 2: Convert to fraction form
    1,878,645.33/2,592,535.47 = 1,019,205.58/x
  3. Step 3: Cross multiply
    1,878,645.33x = 2,592,535.47 × 1,019,205.58
  4. Step 4: Simplify right side
    1,878,645.33x = 2,642,326,617,371.92
  5. Step 5: Solve for x
    x = 2,642,326,617,371.92/1,878,645.33
  6. Step 6: Final answer
    x = 1,406,506.37

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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.