Home / 1,777,823.22-2,666,736.13-429,987.13

Finding the Fourth Proportional to 1,777,823.22, 2,666,736.13 and 429,987.13

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Solution

The fourth proportional to 1,777,823.22, 2,666,736.13 and 429,987.13 is: 644,981.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,823.22 : 2,666,736.13 = 429,987.13 : x
  2. Step 2: Convert to fraction form
    1,777,823.22/2,666,736.13 = 429,987.13/x
  3. Step 3: Cross multiply
    1,777,823.22x = 2,666,736.13 × 429,987.13
  4. Step 4: Simplify right side
    1,777,823.22x = 1,146,662,201,134.84
  5. Step 5: Solve for x
    x = 1,146,662,201,134.84/1,777,823.22
  6. Step 6: Final answer
    x = 644,981.00

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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.