Home / 1,373,640.24-2,060,810.80-427,019.16

Finding the Fourth Proportional to 1,373,640.24, 2,060,810.80 and 427,019.16

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Solution

The fourth proportional to 1,373,640.24, 2,060,810.80 and 427,019.16 is: 640,637.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,640.24 : 2,060,810.80 = 427,019.16 : x
  2. Step 2: Convert to fraction form
    1,373,640.24/2,060,810.80 = 427,019.16/x
  3. Step 3: Cross multiply
    1,373,640.24x = 2,060,810.80 × 427,019.16
  4. Step 4: Simplify right side
    1,373,640.24x = 880,005,696,734.93
  5. Step 5: Solve for x
    x = 880,005,696,734.93/1,373,640.24
  6. Step 6: Final answer
    x = 640,637.68

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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.