Home / 1,807,780.59-2,710,074.38-1,383,211.49

Finding the Fourth Proportional to 1,807,780.59, 2,710,074.38 and 1,383,211.49

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Solution

The fourth proportional to 1,807,780.59, 2,710,074.38 and 1,383,211.49 is: 2,073,595.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,807,780.59 : 2,710,074.38 = 1,383,211.49 : x
  2. Step 2: Convert to fraction form
    1,807,780.59/2,710,074.38 = 1,383,211.49/x
  3. Step 3: Cross multiply
    1,807,780.59x = 2,710,074.38 × 1,383,211.49
  4. Step 4: Simplify right side
    1,807,780.59x = 3,748,606,000,704.20
  5. Step 5: Solve for x
    x = 3,748,606,000,704.20/1,807,780.59
  6. Step 6: Final answer
    x = 2,073,595.67

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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.