Home / 1,630,673.20-2,446,301.40-684,139.60

Finding the Fourth Proportional to 1,630,673.20, 2,446,301.40 and 684,139.60

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Solution

The fourth proportional to 1,630,673.20, 2,446,301.40 and 684,139.60 is: 1,026,331.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,673.20 : 2,446,301.40 = 684,139.60 : x
  2. Step 2: Convert to fraction form
    1,630,673.20/2,446,301.40 = 684,139.60/x
  3. Step 3: Cross multiply
    1,630,673.20x = 2,446,301.40 × 684,139.60
  4. Step 4: Simplify right side
    1,630,673.20x = 1,673,611,661,275.44
  5. Step 5: Solve for x
    x = 1,673,611,661,275.44/1,630,673.20
  6. Step 6: Final answer
    x = 1,026,331.74

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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.