Home / 2,142,715.86-2,957,033.18-1,175,880.75

Finding the Fourth Proportional to 2,142,715.86, 2,957,033.18 and 1,175,880.75

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Solution

The fourth proportional to 2,142,715.86, 2,957,033.18 and 1,175,880.75 is: 1,622,762.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,715.86 : 2,957,033.18 = 1,175,880.75 : x
  2. Step 2: Convert to fraction form
    2,142,715.86/2,957,033.18 = 1,175,880.75/x
  3. Step 3: Cross multiply
    2,142,715.86x = 2,957,033.18 × 1,175,880.75
  4. Step 4: Simplify right side
    2,142,715.86x = 3,477,118,393,473.29
  5. Step 5: Solve for x
    x = 3,477,118,393,473.29/2,142,715.86
  6. Step 6: Final answer
    x = 1,622,762.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.