Home / 1,926,051.30-2,889,076.95-930,723.30

Finding the Fourth Proportional to 1,926,051.30, 2,889,076.95 and 930,723.30

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Solution

The fourth proportional to 1,926,051.30, 2,889,076.95 and 930,723.30 is: 1,396,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,051.30 : 2,889,076.95 = 930,723.30 : x
  2. Step 2: Convert to fraction form
    1,926,051.30/2,889,076.95 = 930,723.30/x
  3. Step 3: Cross multiply
    1,926,051.30x = 2,889,076.95 × 930,723.30
  4. Step 4: Simplify right side
    1,926,051.30x = 2,688,931,232,857.94
  5. Step 5: Solve for x
    x = 2,688,931,232,857.94/1,926,051.30
  6. Step 6: Final answer
    x = 1,396,084.95

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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.