Home / 1,242,159.94-1,714,061.55-698,170.42

Finding the Fourth Proportional to 1,242,159.94, 1,714,061.55 and 698,170.42

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Solution

The fourth proportional to 1,242,159.94, 1,714,061.55 and 698,170.42 is: 963,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,159.94 : 1,714,061.55 = 698,170.42 : x
  2. Step 2: Convert to fraction form
    1,242,159.94/1,714,061.55 = 698,170.42/x
  3. Step 3: Cross multiply
    1,242,159.94x = 1,714,061.55 × 698,170.42
  4. Step 4: Simplify right side
    1,242,159.94x = 1,196,707,072,269.35
  5. Step 5: Solve for x
    x = 1,196,707,072,269.35/1,242,159.94
  6. Step 6: Final answer
    x = 963,408.20

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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.