Home / 1,626,071.43-2,243,996.62-900,930.57

Finding the Fourth Proportional to 1,626,071.43, 2,243,996.62 and 900,930.57

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Solution

The fourth proportional to 1,626,071.43, 2,243,996.62 and 900,930.57 is: 1,243,294.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,071.43 : 2,243,996.62 = 900,930.57 : x
  2. Step 2: Convert to fraction form
    1,626,071.43/2,243,996.62 = 900,930.57/x
  3. Step 3: Cross multiply
    1,626,071.43x = 2,243,996.62 × 900,930.57
  4. Step 4: Simplify right side
    1,626,071.43x = 2,021,685,153,934.67
  5. Step 5: Solve for x
    x = 2,021,685,153,934.67/1,626,071.43
  6. Step 6: Final answer
    x = 1,243,294.19

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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.