Home / 1,164,535.56-1,607,071.89-641,304.90

Finding the Fourth Proportional to 1,164,535.56, 1,607,071.89 and 641,304.90

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Solution

The fourth proportional to 1,164,535.56, 1,607,071.89 and 641,304.90 is: 885,007.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,535.56 : 1,607,071.89 = 641,304.90 : x
  2. Step 2: Convert to fraction form
    1,164,535.56/1,607,071.89 = 641,304.90/x
  3. Step 3: Cross multiply
    1,164,535.56x = 1,607,071.89 × 641,304.90
  4. Step 4: Simplify right side
    1,164,535.56x = 1,030,623,077,709.26
  5. Step 5: Solve for x
    x = 1,030,623,077,709.26/1,164,535.56
  6. Step 6: Final answer
    x = 885,007.82

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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.