Home / 1,424,502.16-1,965,735.11-779,797.64

Finding the Fourth Proportional to 1,424,502.16, 1,965,735.11 and 779,797.64

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Solution

The fourth proportional to 1,424,502.16, 1,965,735.11 and 779,797.64 is: 1,076,078.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,502.16 : 1,965,735.11 = 779,797.64 : x
  2. Step 2: Convert to fraction form
    1,424,502.16/1,965,735.11 = 779,797.64/x
  3. Step 3: Cross multiply
    1,424,502.16x = 1,965,735.11 × 779,797.64
  4. Step 4: Simplify right side
    1,424,502.16x = 1,532,875,599,643.14
  5. Step 5: Solve for x
    x = 1,532,875,599,643.14/1,424,502.16
  6. Step 6: Final answer
    x = 1,076,078.12

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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.