Home / 1,411,498.48-2,116,057.56-612,178

Finding the Fourth Proportional to 1,411,498.48, 2,116,057.56 and 612,178

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Solution

The fourth proportional to 1,411,498.48, 2,116,057.56 and 612,178 is: 917,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,498.48 : 2,116,057.56 = 612,178 : x
  2. Step 2: Convert to fraction form
    1,411,498.48/2,116,057.56 = 612,178/x
  3. Step 3: Cross multiply
    1,411,498.48x = 2,116,057.56 × 612,178
  4. Step 4: Simplify right side
    1,411,498.48x = 1,295,403,884,965.68
  5. Step 5: Solve for x
    x = 1,295,403,884,965.68/1,411,498.48
  6. Step 6: Final answer
    x = 917,750.82

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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.