Home / 1,111,317.12-1,533,616.24-602,021.60

Finding the Fourth Proportional to 1,111,317.12, 1,533,616.24 and 602,021.60

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Solution

The fourth proportional to 1,111,317.12, 1,533,616.24 and 602,021.60 is: 830,789.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,317.12 : 1,533,616.24 = 602,021.60 : x
  2. Step 2: Convert to fraction form
    1,111,317.12/1,533,616.24 = 602,021.60/x
  3. Step 3: Cross multiply
    1,111,317.12x = 1,533,616.24 × 602,021.60
  4. Step 4: Simplify right side
    1,111,317.12x = 923,270,102,590.78
  5. Step 5: Solve for x
    x = 923,270,102,590.78/1,111,317.12
  6. Step 6: Final answer
    x = 830,789.06

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1.5x scale

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.