Home / 1,021,455.36-1,409,598.72-568,719.36

Finding the Fourth Proportional to 1,021,455.36, 1,409,598.72 and 568,719.36

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Solution

The fourth proportional to 1,021,455.36, 1,409,598.72 and 568,719.36 is: 784,827.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,455.36 : 1,409,598.72 = 568,719.36 : x
  2. Step 2: Convert to fraction form
    1,021,455.36/1,409,598.72 = 568,719.36/x
  3. Step 3: Cross multiply
    1,021,455.36x = 1,409,598.72 × 568,719.36
  4. Step 4: Simplify right side
    1,021,455.36x = 801,666,081,895.22
  5. Step 5: Solve for x
    x = 801,666,081,895.22/1,021,455.36
  6. Step 6: Final answer
    x = 784,827.33

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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.