Home / 1,111,464.58-1,533,256.80-702,878.30

Finding the Fourth Proportional to 1,111,464.58, 1,533,256.80 and 702,878.30

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Solution

The fourth proportional to 1,111,464.58, 1,533,256.80 and 702,878.30 is: 969,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,464.58 : 1,533,256.80 = 702,878.30 : x
  2. Step 2: Convert to fraction form
    1,111,464.58/1,533,256.80 = 702,878.30/x
  3. Step 3: Cross multiply
    1,111,464.58x = 1,533,256.80 × 702,878.30
  4. Step 4: Simplify right side
    1,111,464.58x = 1,077,692,933,047.44
  5. Step 5: Solve for x
    x = 1,077,692,933,047.44/1,111,464.58
  6. Step 6: Final answer
    x = 969,615.18

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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.