Home / 1,120,638.30-1,546,361.60-630,599.26

Finding the Fourth Proportional to 1,120,638.30, 1,546,361.60 and 630,599.26

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Solution

The fourth proportional to 1,120,638.30, 1,546,361.60 and 630,599.26 is: 870,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,638.30 : 1,546,361.60 = 630,599.26 : x
  2. Step 2: Convert to fraction form
    1,120,638.30/1,546,361.60 = 630,599.26/x
  3. Step 3: Cross multiply
    1,120,638.30x = 1,546,361.60 × 630,599.26
  4. Step 4: Simplify right side
    1,120,638.30x = 975,134,480,652.42
  5. Step 5: Solve for x
    x = 975,134,480,652.42/1,120,638.30
  6. Step 6: Final answer
    x = 870,159.87

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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.