Home / 1,254,490.34-1,731,192.14-681,525.50

Finding the Fourth Proportional to 1,254,490.34, 1,731,192.14 and 681,525.50

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Solution

The fourth proportional to 1,254,490.34, 1,731,192.14 and 681,525.50 is: 940,502.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,490.34 : 1,731,192.14 = 681,525.50 : x
  2. Step 2: Convert to fraction form
    1,254,490.34/1,731,192.14 = 681,525.50/x
  3. Step 3: Cross multiply
    1,254,490.34x = 1,731,192.14 × 681,525.50
  4. Step 4: Simplify right side
    1,254,490.34x = 1,179,851,581,857.42
  5. Step 5: Solve for x
    x = 1,179,851,581,857.42/1,254,490.34
  6. Step 6: Final answer
    x = 940,502.73

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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.