Home / 1,036,384.97-1,554,633.12-326,468.57

Finding the Fourth Proportional to 1,036,384.97, 1,554,633.12 and 326,468.57

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Solution

The fourth proportional to 1,036,384.97, 1,554,633.12 and 326,468.57 is: 489,720.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,384.97 : 1,554,633.12 = 326,468.57 : x
  2. Step 2: Convert to fraction form
    1,036,384.97/1,554,633.12 = 326,468.57/x
  3. Step 3: Cross multiply
    1,036,384.97x = 1,554,633.12 × 326,468.57
  4. Step 4: Simplify right side
    1,036,384.97x = 507,538,843,787.87
  5. Step 5: Solve for x
    x = 507,538,843,787.87/1,036,384.97
  6. Step 6: Final answer
    x = 489,720.38

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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.