Home / 1,806,000.82-2,709,148.65-906,980.20

Finding the Fourth Proportional to 1,806,000.82, 2,709,148.65 and 906,980.20

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Solution

The fourth proportional to 1,806,000.82, 2,709,148.65 and 906,980.20 is: 1,360,544.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806,000.82 : 2,709,148.65 = 906,980.20 : x
  2. Step 2: Convert to fraction form
    1,806,000.82/2,709,148.65 = 906,980.20/x
  3. Step 3: Cross multiply
    1,806,000.82x = 2,709,148.65 × 906,980.20
  4. Step 4: Simplify right side
    1,806,000.82x = 2,457,144,174,232.68
  5. Step 5: Solve for x
    x = 2,457,144,174,232.68/1,806,000.82
  6. Step 6: Final answer
    x = 1,360,544.33

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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.