Home / 1,556,431.65-2,147,549.09-944,906.36

Finding the Fourth Proportional to 1,556,431.65, 2,147,549.09 and 944,906.36

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Solution

The fourth proportional to 1,556,431.65, 2,147,549.09 and 944,906.36 is: 1,303,772.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,431.65 : 2,147,549.09 = 944,906.36 : x
  2. Step 2: Convert to fraction form
    1,556,431.65/2,147,549.09 = 944,906.36/x
  3. Step 3: Cross multiply
    1,556,431.65x = 2,147,549.09 × 944,906.36
  4. Step 4: Simplify right side
    1,556,431.65x = 2,029,232,778,090.94
  5. Step 5: Solve for x
    x = 2,029,232,778,090.94/1,556,431.65
  6. Step 6: Final answer
    x = 1,303,772.50

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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.