Home / 1,413,495.69-2,119,437.78-964,759.74

Finding the Fourth Proportional to 1,413,495.69, 2,119,437.78 and 964,759.74

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Solution

The fourth proportional to 1,413,495.69, 2,119,437.78 and 964,759.74 is: 1,446,589.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,495.69 : 2,119,437.78 = 964,759.74 : x
  2. Step 2: Convert to fraction form
    1,413,495.69/2,119,437.78 = 964,759.74/x
  3. Step 3: Cross multiply
    1,413,495.69x = 2,119,437.78 × 964,759.74
  4. Step 4: Simplify right side
    1,413,495.69x = 2,044,748,241,578.98
  5. Step 5: Solve for x
    x = 2,044,748,241,578.98/1,413,495.69
  6. Step 6: Final answer
    x = 1,446,589.65

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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.