Home / 1,450,702.89-2,001,348.92-905,892.83

Finding the Fourth Proportional to 1,450,702.89, 2,001,348.92 and 905,892.83

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Solution

The fourth proportional to 1,450,702.89, 2,001,348.92 and 905,892.83 is: 1,249,744.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,702.89 : 2,001,348.92 = 905,892.83 : x
  2. Step 2: Convert to fraction form
    1,450,702.89/2,001,348.92 = 905,892.83/x
  3. Step 3: Cross multiply
    1,450,702.89x = 2,001,348.92 × 905,892.83
  4. Step 4: Simplify right side
    1,450,702.89x = 1,813,007,636,719.29
  5. Step 5: Solve for x
    x = 1,813,007,636,719.29/1,450,702.89
  6. Step 6: Final answer
    x = 1,249,744.28

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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.