Home / 1,420,953.21-1,961,784.41-924,709.95

Finding the Fourth Proportional to 1,420,953.21, 1,961,784.41 and 924,709.95

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Solution

The fourth proportional to 1,420,953.21, 1,961,784.41 and 924,709.95 is: 1,276,665.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,420,953.21 : 1,961,784.41 = 924,709.95 : x
  2. Step 2: Convert to fraction form
    1,420,953.21/1,961,784.41 = 924,709.95/x
  3. Step 3: Cross multiply
    1,420,953.21x = 1,961,784.41 × 924,709.95
  4. Step 4: Simplify right side
    1,420,953.21x = 1,814,081,558,742.30
  5. Step 5: Solve for x
    x = 1,814,081,558,742.30/1,420,953.21
  6. Step 6: Final answer
    x = 1,276,665.23

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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.