Home / 1,205,927.28-1,808,929.44-606,561.12

Finding the Fourth Proportional to 1,205,927.28, 1,808,929.44 and 606,561.12

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Solution

The fourth proportional to 1,205,927.28, 1,808,929.44 and 606,561.12 is: 909,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,927.28 : 1,808,929.44 = 606,561.12 : x
  2. Step 2: Convert to fraction form
    1,205,927.28/1,808,929.44 = 606,561.12/x
  3. Step 3: Cross multiply
    1,205,927.28x = 1,808,929.44 × 606,561.12
  4. Step 4: Simplify right side
    1,205,927.28x = 1,097,226,267,127.37
  5. Step 5: Solve for x
    x = 1,097,226,267,127.37/1,205,927.28
  6. Step 6: Final answer
    x = 909,861.05

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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.