Home / 1,638,037.60-2,458,514.40-963,275.20

Finding the Fourth Proportional to 1,638,037.60, 2,458,514.40 and 963,275.20

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Solution

The fourth proportional to 1,638,037.60, 2,458,514.40 and 963,275.20 is: 1,445,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,037.60 : 2,458,514.40 = 963,275.20 : x
  2. Step 2: Convert to fraction form
    1,638,037.60/2,458,514.40 = 963,275.20/x
  3. Step 3: Cross multiply
    1,638,037.60x = 2,458,514.40 × 963,275.20
  4. Step 4: Simplify right side
    1,638,037.60x = 2,368,225,950,362.88
  5. Step 5: Solve for x
    x = 2,368,225,950,362.88/1,638,037.60
  6. Step 6: Final answer
    x = 1,445,770.20

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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.