Home / 1,409,437.80-2,114,783.10-569,629.80

Finding the Fourth Proportional to 1,409,437.80, 2,114,783.10 and 569,629.80

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Solution

The fourth proportional to 1,409,437.80, 2,114,783.10 and 569,629.80 is: 854,697.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,437.80 : 2,114,783.10 = 569,629.80 : x
  2. Step 2: Convert to fraction form
    1,409,437.80/2,114,783.10 = 569,629.80/x
  3. Step 3: Cross multiply
    1,409,437.80x = 2,114,783.10 × 569,629.80
  4. Step 4: Simplify right side
    1,409,437.80x = 1,204,643,474,296.38
  5. Step 5: Solve for x
    x = 1,204,643,474,296.38/1,409,437.80
  6. Step 6: Final answer
    x = 854,697.86

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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.