Home / 1,695,944.07-2,340,411.83-921,581.03

Finding the Fourth Proportional to 1,695,944.07, 2,340,411.83 and 921,581.03

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Solution

The fourth proportional to 1,695,944.07, 2,340,411.83 and 921,581.03 is: 1,271,786.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,944.07 : 2,340,411.83 = 921,581.03 : x
  2. Step 2: Convert to fraction form
    1,695,944.07/2,340,411.83 = 921,581.03/x
  3. Step 3: Cross multiply
    1,695,944.07x = 2,340,411.83 × 921,581.03
  4. Step 4: Simplify right side
    1,695,944.07x = 2,156,879,128,605.62
  5. Step 5: Solve for x
    x = 2,156,879,128,605.62/1,695,944.07
  6. Step 6: Final answer
    x = 1,271,786.71

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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.