Home / 1,129,327.84-1,692,496.44-828,399.52

Finding the Fourth Proportional to 1,129,327.84, 1,692,496.44 and 828,399.52

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Solution

The fourth proportional to 1,129,327.84, 1,692,496.44 and 828,399.52 is: 1,241,502.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,327.84 : 1,692,496.44 = 828,399.52 : x
  2. Step 2: Convert to fraction form
    1,129,327.84/1,692,496.44 = 828,399.52/x
  3. Step 3: Cross multiply
    1,129,327.84x = 1,692,496.44 × 828,399.52
  4. Step 4: Simplify right side
    1,129,327.84x = 1,402,063,238,497.71
  5. Step 5: Solve for x
    x = 1,402,063,238,497.71/1,129,327.84
  6. Step 6: Final answer
    x = 1,241,502.41

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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.