Home / 1,416,465.41-2,123,151.82-697,302.05

Finding the Fourth Proportional to 1,416,465.41, 2,123,151.82 and 697,302.05

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Solution

The fourth proportional to 1,416,465.41, 2,123,151.82 and 697,302.05 is: 1,045,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,465.41 : 2,123,151.82 = 697,302.05 : x
  2. Step 2: Convert to fraction form
    1,416,465.41/2,123,151.82 = 697,302.05/x
  3. Step 3: Cross multiply
    1,416,465.41x = 2,123,151.82 × 697,302.05
  4. Step 4: Simplify right side
    1,416,465.41x = 1,480,478,104,188.22
  5. Step 5: Solve for x
    x = 1,480,478,104,188.22/1,416,465.41
  6. Step 6: Final answer
    x = 1,045,191.85

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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.