Home / 1,843,313.40-2,764,970.10-1,087,486.20

Finding the Fourth Proportional to 1,843,313.40, 2,764,970.10 and 1,087,486.20

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Solution

The fourth proportional to 1,843,313.40, 2,764,970.10 and 1,087,486.20 is: 1,631,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,313.40 : 2,764,970.10 = 1,087,486.20 : x
  2. Step 2: Convert to fraction form
    1,843,313.40/2,764,970.10 = 1,087,486.20/x
  3. Step 3: Cross multiply
    1,843,313.40x = 2,764,970.10 × 1,087,486.20
  4. Step 4: Simplify right side
    1,843,313.40x = 3,006,866,827,162.62
  5. Step 5: Solve for x
    x = 3,006,866,827,162.62/1,843,313.40
  6. Step 6: Final answer
    x = 1,631,229.30

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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.