Home / 1,630,587.60-2,250,418.50-986,012.40

Finding the Fourth Proportional to 1,630,587.60, 2,250,418.50 and 986,012.40

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Solution

The fourth proportional to 1,630,587.60, 2,250,418.50 and 986,012.40 is: 1,360,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,587.60 : 2,250,418.50 = 986,012.40 : x
  2. Step 2: Convert to fraction form
    1,630,587.60/2,250,418.50 = 986,012.40/x
  3. Step 3: Cross multiply
    1,630,587.60x = 2,250,418.50 × 986,012.40
  4. Step 4: Simplify right side
    1,630,587.60x = 2,218,940,546,189.40
  5. Step 5: Solve for x
    x = 2,218,940,546,189.40/1,630,587.60
  6. Step 6: Final answer
    x = 1,360,822.65

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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.