Home / 1,242,246.16-1,714,289.40-698,384.37

Finding the Fourth Proportional to 1,242,246.16, 1,714,289.40 and 698,384.37

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Solution

The fourth proportional to 1,242,246.16, 1,714,289.40 and 698,384.37 is: 963,764.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,246.16 : 1,714,289.40 = 698,384.37 : x
  2. Step 2: Convert to fraction form
    1,242,246.16/1,714,289.40 = 698,384.37/x
  3. Step 3: Cross multiply
    1,242,246.16x = 1,714,289.40 × 698,384.37
  4. Step 4: Simplify right side
    1,242,246.16x = 1,197,232,922,616.68
  5. Step 5: Solve for x
    x = 1,197,232,922,616.68/1,242,246.16
  6. Step 6: Final answer
    x = 963,764.64

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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.