Home / 2,127,546.36-2,935,894.35-1,209,998.70

Finding the Fourth Proportional to 2,127,546.36, 2,935,894.35 and 1,209,998.70

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Solution

The fourth proportional to 2,127,546.36, 2,935,894.35 and 1,209,998.70 is: 1,669,730.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,546.36 : 2,935,894.35 = 1,209,998.70 : x
  2. Step 2: Convert to fraction form
    2,127,546.36/2,935,894.35 = 1,209,998.70/x
  3. Step 3: Cross multiply
    2,127,546.36x = 2,935,894.35 × 1,209,998.70
  4. Step 4: Simplify right side
    2,127,546.36x = 3,552,428,346,837.35
  5. Step 5: Solve for x
    x = 3,552,428,346,837.35/2,127,546.36
  6. Step 6: Final answer
    x = 1,669,730.17

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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.