Home / 1,022,932-1,411,646.25-570,223

Finding the Fourth Proportional to 1,022,932, 1,411,646.25 and 570,223

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Solution

The fourth proportional to 1,022,932, 1,411,646.25 and 570,223 is: 786,907.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,932 : 1,411,646.25 = 570,223 : x
  2. Step 2: Convert to fraction form
    1,022,932/1,411,646.25 = 570,223/x
  3. Step 3: Cross multiply
    1,022,932x = 1,411,646.25 × 570,223
  4. Step 4: Simplify right side
    1,022,932x = 804,953,159,613.75
  5. Step 5: Solve for x
    x = 804,953,159,613.75/1,022,932
  6. Step 6: Final answer
    x = 786,907.79

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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.