Home / 3,439,698.71-5,160,168.54-1,416,838.32

Finding the Fourth Proportional to 3,439,698.71, 5,160,168.54 and 1,416,838.32

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Solution

The fourth proportional to 3,439,698.71, 5,160,168.54 and 1,416,838.32 is: 2,125,513.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,698.71 : 5,160,168.54 = 1,416,838.32 : x
  2. Step 2: Convert to fraction form
    3,439,698.71/5,160,168.54 = 1,416,838.32/x
  3. Step 3: Cross multiply
    3,439,698.71x = 5,160,168.54 × 1,416,838.32
  4. Step 4: Simplify right side
    3,439,698.71x = 7,311,124,525,130.45
  5. Step 5: Solve for x
    x = 7,311,124,525,130.45/3,439,698.71
  6. Step 6: Final answer
    x = 2,125,513.06

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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.