Home / 1,191,876.73-1,788,938.66-434,450.28

Finding the Fourth Proportional to 1,191,876.73, 1,788,938.66 and 434,450.28

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Solution

The fourth proportional to 1,191,876.73, 1,788,938.66 and 434,450.28 is: 652,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,876.73 : 1,788,938.66 = 434,450.28 : x
  2. Step 2: Convert to fraction form
    1,191,876.73/1,788,938.66 = 434,450.28/x
  3. Step 3: Cross multiply
    1,191,876.73x = 1,788,938.66 × 434,450.28
  4. Step 4: Simplify right side
    1,191,876.73x = 777,204,909,534.47
  5. Step 5: Solve for x
    x = 777,204,909,534.47/1,191,876.73
  6. Step 6: Final answer
    x = 652,084.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.