Home / 1,881,389.10-2,596,365.27-1,021,998.54

Finding the Fourth Proportional to 1,881,389.10, 2,596,365.27 and 1,021,998.54

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Solution

The fourth proportional to 1,881,389.10, 2,596,365.27 and 1,021,998.54 is: 1,410,384.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,389.10 : 2,596,365.27 = 1,021,998.54 : x
  2. Step 2: Convert to fraction form
    1,881,389.10/2,596,365.27 = 1,021,998.54/x
  3. Step 3: Cross multiply
    1,881,389.10x = 2,596,365.27 × 1,021,998.54
  4. Step 4: Simplify right side
    1,881,389.10x = 2,653,481,515,246.71
  5. Step 5: Solve for x
    x = 2,653,481,515,246.71/1,881,389.10
  6. Step 6: Final answer
    x = 1,410,384.23

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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.