Home / 1,908,182.16-2,632,194.90-1,191,546

Finding the Fourth Proportional to 1,908,182.16, 2,632,194.90 and 1,191,546

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Solution

The fourth proportional to 1,908,182.16, 2,632,194.90 and 1,191,546 is: 1,643,648.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,182.16 : 2,632,194.90 = 1,191,546 : x
  2. Step 2: Convert to fraction form
    1,908,182.16/2,632,194.90 = 1,191,546/x
  3. Step 3: Cross multiply
    1,908,182.16x = 2,632,194.90 × 1,191,546
  4. Step 4: Simplify right side
    1,908,182.16x = 3,136,381,304,315.40
  5. Step 5: Solve for x
    x = 3,136,381,304,315.40/1,908,182.16
  6. Step 6: Final answer
    x = 1,643,648.79

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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.