Home / 1,214,439.36-1,676,068.46-1,010,129.82

Finding the Fourth Proportional to 1,214,439.36, 1,676,068.46 and 1,010,129.82

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Solution

The fourth proportional to 1,214,439.36, 1,676,068.46 and 1,010,129.82 is: 1,394,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,439.36 : 1,676,068.46 = 1,010,129.82 : x
  2. Step 2: Convert to fraction form
    1,214,439.36/1,676,068.46 = 1,010,129.82/x
  3. Step 3: Cross multiply
    1,214,439.36x = 1,676,068.46 × 1,010,129.82
  4. Step 4: Simplify right side
    1,214,439.36x = 1,693,046,731,807.48
  5. Step 5: Solve for x
    x = 1,693,046,731,807.48/1,214,439.36
  6. Step 6: Final answer
    x = 1,394,097.38

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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.