Home / 2,824,837.10-3,898,109.65-1,535,666.21

Finding the Fourth Proportional to 2,824,837.10, 3,898,109.65 and 1,535,666.21

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Solution

The fourth proportional to 2,824,837.10, 3,898,109.65 and 1,535,666.21 is: 2,119,129.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,837.10 : 3,898,109.65 = 1,535,666.21 : x
  2. Step 2: Convert to fraction form
    2,824,837.10/3,898,109.65 = 1,535,666.21/x
  3. Step 3: Cross multiply
    2,824,837.10x = 3,898,109.65 × 1,535,666.21
  4. Step 4: Simplify right side
    2,824,837.10x = 5,986,195,245,211.05
  5. Step 5: Solve for x
    x = 5,986,195,245,211.05/2,824,837.10
  6. Step 6: Final answer
    x = 2,119,129.37

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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.