Home / 1,116,495.64-1,541,110.88-887,459.32

Finding the Fourth Proportional to 1,116,495.64, 1,541,110.88 and 887,459.32

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Solution

The fourth proportional to 1,116,495.64, 1,541,110.88 and 887,459.32 is: 1,224,969.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,495.64 : 1,541,110.88 = 887,459.32 : x
  2. Step 2: Convert to fraction form
    1,116,495.64/1,541,110.88 = 887,459.32/x
  3. Step 3: Cross multiply
    1,116,495.64x = 1,541,110.88 × 887,459.32
  4. Step 4: Simplify right side
    1,116,495.64x = 1,367,673,201,466.55
  5. Step 5: Solve for x
    x = 1,367,673,201,466.55/1,116,495.64
  6. Step 6: Final answer
    x = 1,224,969.59

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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.