Home / 1,821,919-2,514,248.40-1,017,103

Finding the Fourth Proportional to 1,821,919, 2,514,248.40 and 1,017,103

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Solution

The fourth proportional to 1,821,919, 2,514,248.40 and 1,017,103 is: 1,403,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,919 : 2,514,248.40 = 1,017,103 : x
  2. Step 2: Convert to fraction form
    1,821,919/2,514,248.40 = 1,017,103/x
  3. Step 3: Cross multiply
    1,821,919x = 2,514,248.40 × 1,017,103
  4. Step 4: Simplify right side
    1,821,919x = 2,557,249,590,385.20
  5. Step 5: Solve for x
    x = 2,557,249,590,385.20/1,821,919
  6. Step 6: Final answer
    x = 1,403,602.24

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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.