Home / 1,197,912.16-1,653,109.28-654,040.08

Finding the Fourth Proportional to 1,197,912.16, 1,653,109.28 and 654,040.08

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Solution

The fourth proportional to 1,197,912.16, 1,653,109.28 and 654,040.08 is: 902,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,912.16 : 1,653,109.28 = 654,040.08 : x
  2. Step 2: Convert to fraction form
    1,197,912.16/1,653,109.28 = 654,040.08/x
  3. Step 3: Cross multiply
    1,197,912.16x = 1,653,109.28 × 654,040.08
  4. Step 4: Simplify right side
    1,197,912.16x = 1,081,199,725,739.94
  5. Step 5: Solve for x
    x = 1,081,199,725,739.94/1,197,912.16
  6. Step 6: Final answer
    x = 902,570.12

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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.