Home / 1,141,871-1,712,740.62-343,135.40

Finding the Fourth Proportional to 1,141,871, 1,712,740.62 and 343,135.40

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Solution

The fourth proportional to 1,141,871, 1,712,740.62 and 343,135.40 is: 514,683.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,871 : 1,712,740.62 = 343,135.40 : x
  2. Step 2: Convert to fraction form
    1,141,871/1,712,740.62 = 343,135.40/x
  3. Step 3: Cross multiply
    1,141,871x = 1,712,740.62 × 343,135.40
  4. Step 4: Simplify right side
    1,141,871x = 587,701,937,739.95
  5. Step 5: Solve for x
    x = 587,701,937,739.95/1,141,871
  6. Step 6: Final answer
    x = 514,683.30

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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.