Home / 1,293,893.46-1,937,887.74-1,142,531.19

Finding the Fourth Proportional to 1,293,893.46, 1,937,887.74 and 1,142,531.19

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Solution

The fourth proportional to 1,293,893.46, 1,937,887.74 and 1,142,531.19 is: 1,711,189.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,893.46 : 1,937,887.74 = 1,142,531.19 : x
  2. Step 2: Convert to fraction form
    1,293,893.46/1,937,887.74 = 1,142,531.19/x
  3. Step 3: Cross multiply
    1,293,893.46x = 1,937,887.74 × 1,142,531.19
  4. Step 4: Simplify right side
    1,293,893.46x = 2,214,097,185,668.61
  5. Step 5: Solve for x
    x = 2,214,097,185,668.61/1,293,893.46
  6. Step 6: Final answer
    x = 1,711,189.72

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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.