Home / 2,641,465.35-3,960,578.80-1,124,284.32

Finding the Fourth Proportional to 2,641,465.35, 3,960,578.80 and 1,124,284.32

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Solution

The fourth proportional to 2,641,465.35, 3,960,578.80 and 1,124,284.32 is: 1,685,737.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641,465.35 : 3,960,578.80 = 1,124,284.32 : x
  2. Step 2: Convert to fraction form
    2,641,465.35/3,960,578.80 = 1,124,284.32/x
  3. Step 3: Cross multiply
    2,641,465.35x = 3,960,578.80 × 1,124,284.32
  4. Step 4: Simplify right side
    2,641,465.35x = 4,452,816,644,369.77
  5. Step 5: Solve for x
    x = 4,452,816,644,369.77/2,641,465.35
  6. Step 6: Final answer
    x = 1,685,737.29

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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.