Home / 1,567,739.39-2,163,368.37-870,057.64

Finding the Fourth Proportional to 1,567,739.39, 2,163,368.37 and 870,057.64

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Solution

The fourth proportional to 1,567,739.39, 2,163,368.37 and 870,057.64 is: 1,200,617.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,739.39 : 2,163,368.37 = 870,057.64 : x
  2. Step 2: Convert to fraction form
    1,567,739.39/2,163,368.37 = 870,057.64/x
  3. Step 3: Cross multiply
    1,567,739.39x = 2,163,368.37 × 870,057.64
  4. Step 4: Simplify right side
    1,567,739.39x = 1,882,255,178,452.85
  5. Step 5: Solve for x
    x = 1,882,255,178,452.85/1,567,739.39
  6. Step 6: Final answer
    x = 1,200,617.39

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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.