Home / 1,670,283.96-2,305,042.95-981,829.50

Finding the Fourth Proportional to 1,670,283.96, 2,305,042.95 and 981,829.50

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Solution

The fourth proportional to 1,670,283.96, 2,305,042.95 and 981,829.50 is: 1,354,954.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,283.96 : 2,305,042.95 = 981,829.50 : x
  2. Step 2: Convert to fraction form
    1,670,283.96/2,305,042.95 = 981,829.50/x
  3. Step 3: Cross multiply
    1,670,283.96x = 2,305,042.95 × 981,829.50
  4. Step 4: Simplify right side
    1,670,283.96x = 2,263,159,166,796.65
  5. Step 5: Solve for x
    x = 2,263,159,166,796.65/1,670,283.96
  6. Step 6: Final answer
    x = 1,354,954.74

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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.