Home / 1,917,803.66-2,646,563.61-1,058,357.77

Finding the Fourth Proportional to 1,917,803.66, 2,646,563.61 and 1,058,357.77

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Solution

The fourth proportional to 1,917,803.66, 2,646,563.61 and 1,058,357.77 is: 1,460,530.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,803.66 : 2,646,563.61 = 1,058,357.77 : x
  2. Step 2: Convert to fraction form
    1,917,803.66/2,646,563.61 = 1,058,357.77/x
  3. Step 3: Cross multiply
    1,917,803.66x = 2,646,563.61 × 1,058,357.77
  4. Step 4: Simplify right side
    1,917,803.66x = 2,801,011,153,826.34
  5. Step 5: Solve for x
    x = 2,801,011,153,826.34/1,917,803.66
  6. Step 6: Final answer
    x = 1,460,530.72

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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.