Home / 1,296,018.60-1,941,695.10-1,109,394.60

Finding the Fourth Proportional to 1,296,018.60, 1,941,695.10 and 1,109,394.60

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Solution

The fourth proportional to 1,296,018.60, 1,941,695.10 and 1,109,394.60 is: 1,662,095.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,018.60 : 1,941,695.10 = 1,109,394.60 : x
  2. Step 2: Convert to fraction form
    1,296,018.60/1,941,695.10 = 1,109,394.60/x
  3. Step 3: Cross multiply
    1,296,018.60x = 1,941,695.10 × 1,109,394.60
  4. Step 4: Simplify right side
    1,296,018.60x = 2,154,106,058,786.46
  5. Step 5: Solve for x
    x = 2,154,106,058,786.46/1,296,018.60
  6. Step 6: Final answer
    x = 1,662,095.02

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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.