Home / 1,226,811.96-1,840,242.55-328,252.26

Finding the Fourth Proportional to 1,226,811.96, 1,840,242.55 and 328,252.26

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Solution

The fourth proportional to 1,226,811.96, 1,840,242.55 and 328,252.26 is: 492,384.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,811.96 : 1,840,242.55 = 328,252.26 : x
  2. Step 2: Convert to fraction form
    1,226,811.96/1,840,242.55 = 328,252.26/x
  3. Step 3: Cross multiply
    1,226,811.96x = 1,840,242.55 × 328,252.26
  4. Step 4: Simplify right side
    1,226,811.96x = 604,063,775,985.66
  5. Step 5: Solve for x
    x = 604,063,775,985.66/1,226,811.96
  6. Step 6: Final answer
    x = 492,384.97

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1.5x scale

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.