Home / 1,091,552.15-1,637,224.04-515,041.34

Finding the Fourth Proportional to 1,091,552.15, 1,637,224.04 and 515,041.34

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Solution

The fourth proportional to 1,091,552.15, 1,637,224.04 and 515,041.34 is: 772,512.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,552.15 : 1,637,224.04 = 515,041.34 : x
  2. Step 2: Convert to fraction form
    1,091,552.15/1,637,224.04 = 515,041.34/x
  3. Step 3: Cross multiply
    1,091,552.15x = 1,637,224.04 × 515,041.34
  4. Step 4: Simplify right side
    1,091,552.15x = 843,238,056,543.30
  5. Step 5: Solve for x
    x = 843,238,056,543.30/1,091,552.15
  6. Step 6: Final answer
    x = 772,512.84

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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.