Home / 1,595,905-2,202,348.90-880,513

Finding the Fourth Proportional to 1,595,905, 2,202,348.90 and 880,513

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Solution

The fourth proportional to 1,595,905, 2,202,348.90 and 880,513 is: 1,215,107.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595,905 : 2,202,348.90 = 880,513 : x
  2. Step 2: Convert to fraction form
    1,595,905/2,202,348.90 = 880,513/x
  3. Step 3: Cross multiply
    1,595,905x = 2,202,348.90 × 880,513
  4. Step 4: Simplify right side
    1,595,905x = 1,939,196,836,985.70
  5. Step 5: Solve for x
    x = 1,939,196,836,985.70/1,595,905
  6. Step 6: Final answer
    x = 1,215,107.94

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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.