Home / 804,579.55-1,129,560.65-804,579.55

Finding the Fourth Proportional to 804,579.55, 1,129,560.65 and 804,579.55

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Solution

The fourth proportional to 804,579.55, 1,129,560.65 and 804,579.55 is: 1,129,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,579.55 : 1,129,560.65 = 804,579.55 : x
  2. Step 2: Convert to fraction form
    804,579.55/1,129,560.65 = 804,579.55/x
  3. Step 3: Cross multiply
    804,579.55x = 1,129,560.65 × 804,579.55
  4. Step 4: Simplify right side
    804,579.55x = 908,821,399,474.71
  5. Step 5: Solve for x
    x = 908,821,399,474.71/804,579.55
  6. Step 6: Final answer
    x = 1,129,560.65

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.