Home / 1,965,045.68-2,711,569.48-1,105,586.96

Finding the Fourth Proportional to 1,965,045.68, 2,711,569.48 and 1,105,586.96

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Solution

The fourth proportional to 1,965,045.68, 2,711,569.48 and 1,105,586.96 is: 1,525,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,045.68 : 2,711,569.48 = 1,105,586.96 : x
  2. Step 2: Convert to fraction form
    1,965,045.68/2,711,569.48 = 1,105,586.96/x
  3. Step 3: Cross multiply
    1,965,045.68x = 2,711,569.48 × 1,105,586.96
  4. Step 4: Simplify right side
    1,965,045.68x = 2,997,875,858,221.98
  5. Step 5: Solve for x
    x = 2,997,875,858,221.98/1,965,045.68
  6. Step 6: Final answer
    x = 1,525,601.10

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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.