Home / 1,910,927.02-2,637,000.21-1,039,765.30

Finding the Fourth Proportional to 1,910,927.02, 2,637,000.21 and 1,039,765.30

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Solution

The fourth proportional to 1,910,927.02, 2,637,000.21 and 1,039,765.30 is: 1,434,833.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,927.02 : 2,637,000.21 = 1,039,765.30 : x
  2. Step 2: Convert to fraction form
    1,910,927.02/2,637,000.21 = 1,039,765.30/x
  3. Step 3: Cross multiply
    1,910,927.02x = 2,637,000.21 × 1,039,765.30
  4. Step 4: Simplify right side
    1,910,927.02x = 2,741,861,314,450.71
  5. Step 5: Solve for x
    x = 2,741,861,314,450.71/1,910,927.02
  6. Step 6: Final answer
    x = 1,434,833.09

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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.