Home / 1,926,711-2,658,864.36-1,055,526.54

Finding the Fourth Proportional to 1,926,711, 2,658,864.36 and 1,055,526.54

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Solution

The fourth proportional to 1,926,711, 2,658,864.36 and 1,055,526.54 is: 1,456,628.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,711 : 2,658,864.36 = 1,055,526.54 : x
  2. Step 2: Convert to fraction form
    1,926,711/2,658,864.36 = 1,055,526.54/x
  3. Step 3: Cross multiply
    1,926,711x = 2,658,864.36 × 1,055,526.54
  4. Step 4: Simplify right side
    1,926,711x = 2,806,501,898,240.11
  5. Step 5: Solve for x
    x = 2,806,501,898,240.11/1,926,711
  6. Step 6: Final answer
    x = 1,456,628.37

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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.