Home / 1,686,509.64-2,527,518.06-620,565.48

Finding the Fourth Proportional to 1,686,509.64, 2,527,518.06 and 620,565.48

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Solution

The fourth proportional to 1,686,509.64, 2,527,518.06 and 620,565.48 is: 930,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,509.64 : 2,527,518.06 = 620,565.48 : x
  2. Step 2: Convert to fraction form
    1,686,509.64/2,527,518.06 = 620,565.48/x
  3. Step 3: Cross multiply
    1,686,509.64x = 2,527,518.06 × 620,565.48
  4. Step 4: Simplify right side
    1,686,509.64x = 1,568,490,458,112.57
  5. Step 5: Solve for x
    x = 1,568,490,458,112.57/1,686,509.64
  6. Step 6: Final answer
    x = 930,021.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.