Home / 5,210,761.44-7,828,117.20-3,698,199.84

Finding the Fourth Proportional to 5,210,761.44, 7,828,117.20 and 3,698,199.84

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Solution

The fourth proportional to 5,210,761.44, 7,828,117.20 and 3,698,199.84 is: 5,555,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210,761.44 : 7,828,117.20 = 3,698,199.84 : x
  2. Step 2: Convert to fraction form
    5,210,761.44/7,828,117.20 = 3,698,199.84/x
  3. Step 3: Cross multiply
    5,210,761.44x = 7,828,117.20 × 3,698,199.84
  4. Step 4: Simplify right side
    5,210,761.44x = 28,949,941,776,541.25
  5. Step 5: Solve for x
    x = 28,949,941,776,541.25/5,210,761.44
  6. Step 6: Final answer
    x = 5,555,798.73

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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.