Home / 1,905,926.64-2,630,216.38-1,046,479.38

Finding the Fourth Proportional to 1,905,926.64, 2,630,216.38 and 1,046,479.38

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Solution

The fourth proportional to 1,905,926.64, 2,630,216.38 and 1,046,479.38 is: 1,444,162.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,926.64 : 2,630,216.38 = 1,046,479.38 : x
  2. Step 2: Convert to fraction form
    1,905,926.64/2,630,216.38 = 1,046,479.38/x
  3. Step 3: Cross multiply
    1,905,926.64x = 2,630,216.38 × 1,046,479.38
  4. Step 4: Simplify right side
    1,905,926.64x = 2,752,467,214,810.15
  5. Step 5: Solve for x
    x = 2,752,467,214,810.15/1,905,926.64
  6. Step 6: Final answer
    x = 1,444,162.20

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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.