Home / 1,964,957.08-2,947,435.39-545,013.16

Finding the Fourth Proportional to 1,964,957.08, 2,947,435.39 and 545,013.16

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Solution

The fourth proportional to 1,964,957.08, 2,947,435.39 and 545,013.16 is: 817,519.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,957.08 : 2,947,435.39 = 545,013.16 : x
  2. Step 2: Convert to fraction form
    1,964,957.08/2,947,435.39 = 545,013.16/x
  3. Step 3: Cross multiply
    1,964,957.08x = 2,947,435.39 × 545,013.16
  4. Step 4: Simplify right side
    1,964,957.08x = 1,606,391,069,112.41
  5. Step 5: Solve for x
    x = 1,606,391,069,112.41/1,964,957.08
  6. Step 6: Final answer
    x = 817,519.67

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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.