Home / 1,241,196-1,712,873.16-689,963.46

Finding the Fourth Proportional to 1,241,196, 1,712,873.16 and 689,963.46

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Solution

The fourth proportional to 1,241,196, 1,712,873.16 and 689,963.46 is: 952,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,196 : 1,712,873.16 = 689,963.46 : x
  2. Step 2: Convert to fraction form
    1,241,196/1,712,873.16 = 689,963.46/x
  3. Step 3: Cross multiply
    1,241,196x = 1,712,873.16 × 689,963.46
  4. Step 4: Simplify right side
    1,241,196x = 1,181,819,892,014.73
  5. Step 5: Solve for x
    x = 1,181,819,892,014.73/1,241,196
  6. Step 6: Final answer
    x = 952,162.18

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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.