Home / 1,314,924.60-1,972,451.70-685,068.60

Finding the Fourth Proportional to 1,314,924.60, 1,972,451.70 and 685,068.60

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Solution

The fourth proportional to 1,314,924.60, 1,972,451.70 and 685,068.60 is: 1,027,636.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,924.60 : 1,972,451.70 = 685,068.60 : x
  2. Step 2: Convert to fraction form
    1,314,924.60/1,972,451.70 = 685,068.60/x
  3. Step 3: Cross multiply
    1,314,924.60x = 1,972,451.70 × 685,068.60
  4. Step 4: Simplify right side
    1,314,924.60x = 1,351,264,724,686.62
  5. Step 5: Solve for x
    x = 1,351,264,724,686.62/1,314,924.60
  6. Step 6: Final answer
    x = 1,027,636.66

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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.