Home / 1,091,444.20-1,637,388.54-460,360.36

Finding the Fourth Proportional to 1,091,444.20, 1,637,388.54 and 460,360.36

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Solution

The fourth proportional to 1,091,444.20, 1,637,388.54 and 460,360.36 is: 690,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,444.20 : 1,637,388.54 = 460,360.36 : x
  2. Step 2: Convert to fraction form
    1,091,444.20/1,637,388.54 = 460,360.36/x
  3. Step 3: Cross multiply
    1,091,444.20x = 1,637,388.54 × 460,360.36
  4. Step 4: Simplify right side
    1,091,444.20x = 753,788,777,734.27
  5. Step 5: Solve for x
    x = 753,788,777,734.27/1,091,444.20
  6. Step 6: Final answer
    x = 690,634.28

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1.5x scale

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.