Home / 1,241,110.86-1,712,756.22-689,878.32

Finding the Fourth Proportional to 1,241,110.86, 1,712,756.22 and 689,878.32

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Solution

The fourth proportional to 1,241,110.86, 1,712,756.22 and 689,878.32 is: 952,045.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,110.86 : 1,712,756.22 = 689,878.32 : x
  2. Step 2: Convert to fraction form
    1,241,110.86/1,712,756.22 = 689,878.32/x
  3. Step 3: Cross multiply
    1,241,110.86x = 1,712,756.22 × 689,878.32
  4. Step 4: Simplify right side
    1,241,110.86x = 1,181,593,383,623.15
  5. Step 5: Solve for x
    x = 1,181,593,383,623.15/1,241,110.86
  6. Step 6: Final answer
    x = 952,045.00

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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.