Home / 1,790,905.52-2,471,623.80-1,337,409.20

Finding the Fourth Proportional to 1,790,905.52, 2,471,623.80 and 1,337,409.20

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Solution

The fourth proportional to 1,790,905.52, 2,471,623.80 and 1,337,409.20 is: 1,845,754.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,905.52 : 2,471,623.80 = 1,337,409.20 : x
  2. Step 2: Convert to fraction form
    1,790,905.52/2,471,623.80 = 1,337,409.20/x
  3. Step 3: Cross multiply
    1,790,905.52x = 2,471,623.80 × 1,337,409.20
  4. Step 4: Simplify right side
    1,790,905.52x = 3,305,572,409,058.96
  5. Step 5: Solve for x
    x = 3,305,572,409,058.96/1,790,905.52
  6. Step 6: Final answer
    x = 1,845,754.77

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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.