Home / 1,779,516.95-2,669,730.44-517,344.57

Finding the Fourth Proportional to 1,779,516.95, 2,669,730.44 and 517,344.57

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Solution

The fourth proportional to 1,779,516.95, 2,669,730.44 and 517,344.57 is: 776,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,516.95 : 2,669,730.44 = 517,344.57 : x
  2. Step 2: Convert to fraction form
    1,779,516.95/2,669,730.44 = 517,344.57/x
  3. Step 3: Cross multiply
    1,779,516.95x = 2,669,730.44 × 517,344.57
  4. Step 4: Simplify right side
    1,779,516.95x = 1,381,170,543,910.99
  5. Step 5: Solve for x
    x = 1,381,170,543,910.99/1,779,516.95
  6. Step 6: Final answer
    x = 776,149.14

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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.