Home / 1,531,554.51-2,297,605.37-520,623.35

Finding the Fourth Proportional to 1,531,554.51, 2,297,605.37 and 520,623.35

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Solution

The fourth proportional to 1,531,554.51, 2,297,605.37 and 520,623.35 is: 781,028.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,554.51 : 2,297,605.37 = 520,623.35 : x
  2. Step 2: Convert to fraction form
    1,531,554.51/2,297,605.37 = 520,623.35/x
  3. Step 3: Cross multiply
    1,531,554.51x = 2,297,605.37 × 520,623.35
  4. Step 4: Simplify right side
    1,531,554.51x = 1,196,186,990,616.25
  5. Step 5: Solve for x
    x = 1,196,186,990,616.25/1,531,554.51
  6. Step 6: Final answer
    x = 781,028.02

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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.