Home / 2,316,116.28-3,196,240.77-1,283,690.72

Finding the Fourth Proportional to 2,316,116.28, 3,196,240.77 and 1,283,690.72

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Solution

The fourth proportional to 2,316,116.28, 3,196,240.77 and 1,283,690.72 is: 1,771,493.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,316,116.28 : 3,196,240.77 = 1,283,690.72 : x
  2. Step 2: Convert to fraction form
    2,316,116.28/3,196,240.77 = 1,283,690.72/x
  3. Step 3: Cross multiply
    2,316,116.28x = 3,196,240.77 × 1,283,690.72
  4. Step 4: Simplify right side
    2,316,116.28x = 4,102,984,615,334.65
  5. Step 5: Solve for x
    x = 4,102,984,615,334.65/2,316,116.28
  6. Step 6: Final answer
    x = 1,771,493.36

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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.