Home / 2,051,929.98-2,831,672.30-1,121,656.73

Finding the Fourth Proportional to 2,051,929.98, 2,831,672.30 and 1,121,656.73

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Solution

The fourth proportional to 2,051,929.98, 2,831,672.30 and 1,121,656.73 is: 1,547,891.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,929.98 : 2,831,672.30 = 1,121,656.73 : x
  2. Step 2: Convert to fraction form
    2,051,929.98/2,831,672.30 = 1,121,656.73/x
  3. Step 3: Cross multiply
    2,051,929.98x = 2,831,672.30 × 1,121,656.73
  4. Step 4: Simplify right side
    2,051,929.98x = 3,176,164,272,682.93
  5. Step 5: Solve for x
    x = 3,176,164,272,682.93/2,051,929.98
  6. Step 6: Final answer
    x = 1,547,891.16

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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.