Home / 1,057,209.12-1,458,949.68-573,774.56

Finding the Fourth Proportional to 1,057,209.12, 1,458,949.68 and 573,774.56

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Solution

The fourth proportional to 1,057,209.12, 1,458,949.68 and 573,774.56 is: 791,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,209.12 : 1,458,949.68 = 573,774.56 : x
  2. Step 2: Convert to fraction form
    1,057,209.12/1,458,949.68 = 573,774.56/x
  3. Step 3: Cross multiply
    1,057,209.12x = 1,458,949.68 × 573,774.56
  4. Step 4: Simplify right side
    1,057,209.12x = 837,108,210,704.14
  5. Step 5: Solve for x
    x = 837,108,210,704.14/1,057,209.12
  6. Step 6: Final answer
    x = 791,809.49

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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.