Home / 1,347,953.76-2,020,185.36-548,300.16

Finding the Fourth Proportional to 1,347,953.76, 2,020,185.36 and 548,300.16

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Solution

The fourth proportional to 1,347,953.76, 2,020,185.36 and 548,300.16 is: 821,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,953.76 : 2,020,185.36 = 548,300.16 : x
  2. Step 2: Convert to fraction form
    1,347,953.76/2,020,185.36 = 548,300.16/x
  3. Step 3: Cross multiply
    1,347,953.76x = 2,020,185.36 × 548,300.16
  4. Step 4: Simplify right side
    1,347,953.76x = 1,107,667,956,117.66
  5. Step 5: Solve for x
    x = 1,107,667,956,117.66/1,347,953.76
  6. Step 6: Final answer
    x = 821,740.32

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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.