Home / 1,144,445.68-1,579,303.20-628,199.20

Finding the Fourth Proportional to 1,144,445.68, 1,579,303.20 and 628,199.20

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Solution

The fourth proportional to 1,144,445.68, 1,579,303.20 and 628,199.20 is: 866,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,445.68 : 1,579,303.20 = 628,199.20 : x
  2. Step 2: Convert to fraction form
    1,144,445.68/1,579,303.20 = 628,199.20/x
  3. Step 3: Cross multiply
    1,144,445.68x = 1,579,303.20 × 628,199.20
  4. Step 4: Simplify right side
    1,144,445.68x = 992,117,006,797.44
  5. Step 5: Solve for x
    x = 992,117,006,797.44/1,144,445.68
  6. Step 6: Final answer
    x = 866,897.42

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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.