Home / 1,693,900.86-2,337,585.48-919,531.50

Finding the Fourth Proportional to 1,693,900.86, 2,337,585.48 and 919,531.50

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Solution

The fourth proportional to 1,693,900.86, 2,337,585.48 and 919,531.50 is: 1,268,954.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693,900.86 : 2,337,585.48 = 919,531.50 : x
  2. Step 2: Convert to fraction form
    1,693,900.86/2,337,585.48 = 919,531.50/x
  3. Step 3: Cross multiply
    1,693,900.86x = 2,337,585.48 × 919,531.50
  4. Step 4: Simplify right side
    1,693,900.86x = 2,149,483,482,802.62
  5. Step 5: Solve for x
    x = 2,149,483,482,802.62/1,693,900.86
  6. Step 6: Final answer
    x = 1,268,954.71

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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.