Home / 1,120,932.45-1,546,920.96-637,567.23

Finding the Fourth Proportional to 1,120,932.45, 1,546,920.96 and 637,567.23

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Solution

The fourth proportional to 1,120,932.45, 1,546,920.96 and 637,567.23 is: 879,862.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,932.45 : 1,546,920.96 = 637,567.23 : x
  2. Step 2: Convert to fraction form
    1,120,932.45/1,546,920.96 = 637,567.23/x
  3. Step 3: Cross multiply
    1,120,932.45x = 1,546,920.96 × 637,567.23
  4. Step 4: Simplify right side
    1,120,932.45x = 986,266,111,496.14
  5. Step 5: Solve for x
    x = 986,266,111,496.14/1,120,932.45
  6. Step 6: Final answer
    x = 879,862.22

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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.