Home / 1,028,690.01-1,419,577.20-569,803.07

Finding the Fourth Proportional to 1,028,690.01, 1,419,577.20 and 569,803.07

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Solution

The fourth proportional to 1,028,690.01, 1,419,577.20 and 569,803.07 is: 786,319.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,690.01 : 1,419,577.20 = 569,803.07 : x
  2. Step 2: Convert to fraction form
    1,028,690.01/1,419,577.20 = 569,803.07/x
  3. Step 3: Cross multiply
    1,028,690.01x = 1,419,577.20 × 569,803.07
  4. Step 4: Simplify right side
    1,028,690.01x = 808,879,439,564.12
  5. Step 5: Solve for x
    x = 808,879,439,564.12/1,028,690.01
  6. Step 6: Final answer
    x = 786,319.91

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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.