Home / 1,109,590.43-1,662,914.30-569,824.90

Finding the Fourth Proportional to 1,109,590.43, 1,662,914.30 and 569,824.90

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Solution

The fourth proportional to 1,109,590.43, 1,662,914.30 and 569,824.90 is: 853,981.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,590.43 : 1,662,914.30 = 569,824.90 : x
  2. Step 2: Convert to fraction form
    1,109,590.43/1,662,914.30 = 569,824.90/x
  3. Step 3: Cross multiply
    1,109,590.43x = 1,662,914.30 × 569,824.90
  4. Step 4: Simplify right side
    1,109,590.43x = 947,569,967,699.66
  5. Step 5: Solve for x
    x = 947,569,967,699.66/1,109,590.43
  6. Step 6: Final answer
    x = 853,981.75

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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.