Home / 1,369,744.60-1,891,007.66-826,018.12

Finding the Fourth Proportional to 1,369,744.60, 1,891,007.66 and 826,018.12

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Solution

The fourth proportional to 1,369,744.60, 1,891,007.66 and 826,018.12 is: 1,140,363.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,744.60 : 1,891,007.66 = 826,018.12 : x
  2. Step 2: Convert to fraction form
    1,369,744.60/1,891,007.66 = 826,018.12/x
  3. Step 3: Cross multiply
    1,369,744.60x = 1,891,007.66 × 826,018.12
  4. Step 4: Simplify right side
    1,369,744.60x = 1,562,006,592,218.80
  5. Step 5: Solve for x
    x = 1,562,006,592,218.80/1,369,744.60
  6. Step 6: Final answer
    x = 1,140,363.39

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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.