Home / 2,630,963-3,630,728.94-1,423,739

Finding the Fourth Proportional to 2,630,963, 3,630,728.94 and 1,423,739

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Solution

The fourth proportional to 2,630,963, 3,630,728.94 and 1,423,739 is: 1,964,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,963 : 3,630,728.94 = 1,423,739 : x
  2. Step 2: Convert to fraction form
    2,630,963/3,630,728.94 = 1,423,739/x
  3. Step 3: Cross multiply
    2,630,963x = 3,630,728.94 × 1,423,739
  4. Step 4: Simplify right side
    2,630,963x = 5,169,210,390,306.66
  5. Step 5: Solve for x
    x = 5,169,210,390,306.66/2,630,963
  6. Step 6: Final answer
    x = 1,964,759.82

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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.