Home / 1,090,211.34-1,503,853.92-708,492.36

Finding the Fourth Proportional to 1,090,211.34, 1,503,853.92 and 708,492.36

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Solution

The fourth proportional to 1,090,211.34, 1,503,853.92 and 708,492.36 is: 977,305.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,211.34 : 1,503,853.92 = 708,492.36 : x
  2. Step 2: Convert to fraction form
    1,090,211.34/1,503,853.92 = 708,492.36/x
  3. Step 3: Cross multiply
    1,090,211.34x = 1,503,853.92 × 708,492.36
  4. Step 4: Simplify right side
    1,090,211.34x = 1,065,469,012,876.05
  5. Step 5: Solve for x
    x = 1,065,469,012,876.05/1,090,211.34
  6. Step 6: Final answer
    x = 977,305.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.