Home / 1,585,899.86-2,188,509.15-897,559.37

Finding the Fourth Proportional to 1,585,899.86, 2,188,509.15 and 897,559.37

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Solution

The fourth proportional to 1,585,899.86, 2,188,509.15 and 897,559.37 is: 1,238,613.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,899.86 : 2,188,509.15 = 897,559.37 : x
  2. Step 2: Convert to fraction form
    1,585,899.86/2,188,509.15 = 897,559.37/x
  3. Step 3: Cross multiply
    1,585,899.86x = 2,188,509.15 × 897,559.37
  4. Step 4: Simplify right side
    1,585,899.86x = 1,964,316,899,384.51
  5. Step 5: Solve for x
    x = 1,964,316,899,384.51/1,585,899.86
  6. Step 6: Final answer
    x = 1,238,613.46

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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.