Home / 3,485,042.13-5,226,384.28-1,325,554.59

Finding the Fourth Proportional to 3,485,042.13, 5,226,384.28 and 1,325,554.59

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Solution

The fourth proportional to 3,485,042.13, 5,226,384.28 and 1,325,554.59 is: 1,987,883.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,042.13 : 5,226,384.28 = 1,325,554.59 : x
  2. Step 2: Convert to fraction form
    3,485,042.13/5,226,384.28 = 1,325,554.59/x
  3. Step 3: Cross multiply
    3,485,042.13x = 5,226,384.28 × 1,325,554.59
  4. Step 4: Simplify right side
    3,485,042.13x = 6,927,857,671,457.85
  5. Step 5: Solve for x
    x = 6,927,857,671,457.85/3,485,042.13
  6. Step 6: Final answer
    x = 1,987,883.48

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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.