Home / 1,445,313.60-2,167,094.88-646,446.24

Finding the Fourth Proportional to 1,445,313.60, 2,167,094.88 and 646,446.24

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Solution

The fourth proportional to 1,445,313.60, 2,167,094.88 and 646,446.24 is: 969,277.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,313.60 : 2,167,094.88 = 646,446.24 : x
  2. Step 2: Convert to fraction form
    1,445,313.60/2,167,094.88 = 646,446.24/x
  3. Step 3: Cross multiply
    1,445,313.60x = 2,167,094.88 × 646,446.24
  4. Step 4: Simplify right side
    1,445,313.60x = 1,400,910,336,899.25
  5. Step 5: Solve for x
    x = 1,400,910,336,899.25/1,445,313.60
  6. Step 6: Final answer
    x = 969,277.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.