Home / 1,343,644.34-2,016,110.46-838,075.28

Finding the Fourth Proportional to 1,343,644.34, 2,016,110.46 and 838,075.28

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Solution

The fourth proportional to 1,343,644.34, 2,016,110.46 and 838,075.28 is: 1,257,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,644.34 : 2,016,110.46 = 838,075.28 : x
  2. Step 2: Convert to fraction form
    1,343,644.34/2,016,110.46 = 838,075.28/x
  3. Step 3: Cross multiply
    1,343,644.34x = 2,016,110.46 × 838,075.28
  4. Step 4: Simplify right side
    1,343,644.34x = 1,689,652,338,275.43
  5. Step 5: Solve for x
    x = 1,689,652,338,275.43/1,343,644.34
  6. Step 6: Final answer
    x = 1,257,514.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.