Home / 1,523,137.04-2,102,884.83-980,216.36

Finding the Fourth Proportional to 1,523,137.04, 2,102,884.83 and 980,216.36

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Solution

The fourth proportional to 1,523,137.04, 2,102,884.83 and 980,216.36 is: 1,353,313.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,137.04 : 2,102,884.83 = 980,216.36 : x
  2. Step 2: Convert to fraction form
    1,523,137.04/2,102,884.83 = 980,216.36/x
  3. Step 3: Cross multiply
    1,523,137.04x = 2,102,884.83 × 980,216.36
  4. Step 4: Simplify right side
    1,523,137.04x = 2,061,282,113,561.82
  5. Step 5: Solve for x
    x = 2,061,282,113,561.82/1,523,137.04
  6. Step 6: Final answer
    x = 1,353,313.63

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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.