Home / 1,363,423.70-2,045,135.55-403,913.90

Finding the Fourth Proportional to 1,363,423.70, 2,045,135.55 and 403,913.90

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Solution

The fourth proportional to 1,363,423.70, 2,045,135.55 and 403,913.90 is: 605,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,423.70 : 2,045,135.55 = 403,913.90 : x
  2. Step 2: Convert to fraction form
    1,363,423.70/2,045,135.55 = 403,913.90/x
  3. Step 3: Cross multiply
    1,363,423.70x = 2,045,135.55 × 403,913.90
  4. Step 4: Simplify right side
    1,363,423.70x = 826,058,676,029.15
  5. Step 5: Solve for x
    x = 826,058,676,029.15/1,363,423.70
  6. Step 6: Final answer
    x = 605,870.85

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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.