Home / 1,609,206.93-2,411,565.96-1,209,379.59

Finding the Fourth Proportional to 1,609,206.93, 2,411,565.96 and 1,209,379.59

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Solution

The fourth proportional to 1,609,206.93, 2,411,565.96 and 1,209,379.59 is: 1,812,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,206.93 : 2,411,565.96 = 1,209,379.59 : x
  2. Step 2: Convert to fraction form
    1,609,206.93/2,411,565.96 = 1,209,379.59/x
  3. Step 3: Cross multiply
    1,609,206.93x = 2,411,565.96 × 1,209,379.59
  4. Step 4: Simplify right side
    1,609,206.93x = 2,916,498,651,962.76
  5. Step 5: Solve for x
    x = 2,916,498,651,962.76/1,609,206.93
  6. Step 6: Final answer
    x = 1,812,382.61

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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.