Home / 1,490,609.34-2,057,041.31-837,236.39

Finding the Fourth Proportional to 1,490,609.34, 2,057,041.31 and 837,236.39

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Solution

The fourth proportional to 1,490,609.34, 2,057,041.31 and 837,236.39 is: 1,155,386.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,609.34 : 2,057,041.31 = 837,236.39 : x
  2. Step 2: Convert to fraction form
    1,490,609.34/2,057,041.31 = 837,236.39/x
  3. Step 3: Cross multiply
    1,490,609.34x = 2,057,041.31 × 837,236.39
  4. Step 4: Simplify right side
    1,490,609.34x = 1,722,229,825,993.88
  5. Step 5: Solve for x
    x = 1,722,229,825,993.88/1,490,609.34
  6. Step 6: Final answer
    x = 1,155,386.44

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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.