Home / 1,325,363.55-1,988,045.33-1,236,133.95

Finding the Fourth Proportional to 1,325,363.55, 1,988,045.33 and 1,236,133.95

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Solution

The fourth proportional to 1,325,363.55, 1,988,045.33 and 1,236,133.95 is: 1,854,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,363.55 : 1,988,045.33 = 1,236,133.95 : x
  2. Step 2: Convert to fraction form
    1,325,363.55/1,988,045.33 = 1,236,133.95/x
  3. Step 3: Cross multiply
    1,325,363.55x = 1,988,045.33 × 1,236,133.95
  4. Step 4: Simplify right side
    1,325,363.55x = 2,457,490,320,371.28
  5. Step 5: Solve for x
    x = 2,457,490,320,371.28/1,325,363.55
  6. Step 6: Final answer
    x = 1,854,200.93

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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.