Home / 1,818,220.29-2,727,312.40-696,289.29

Finding the Fourth Proportional to 1,818,220.29, 2,727,312.40 and 696,289.29

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Solution

The fourth proportional to 1,818,220.29, 2,727,312.40 and 696,289.29 is: 1,044,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,220.29 : 2,727,312.40 = 696,289.29 : x
  2. Step 2: Convert to fraction form
    1,818,220.29/2,727,312.40 = 696,289.29/x
  3. Step 3: Cross multiply
    1,818,220.29x = 2,727,312.40 × 696,289.29
  4. Step 4: Simplify right side
    1,818,220.29x = 1,898,998,414,604.20
  5. Step 5: Solve for x
    x = 1,898,998,414,604.20/1,818,220.29
  6. Step 6: Final answer
    x = 1,044,427.03

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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.