Home / 1,274,324.32-1,910,415.12-852,312.16

Finding the Fourth Proportional to 1,274,324.32, 1,910,415.12 and 852,312.16

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Solution

The fourth proportional to 1,274,324.32, 1,910,415.12 and 852,312.16 is: 1,277,751.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,324.32 : 1,910,415.12 = 852,312.16 : x
  2. Step 2: Convert to fraction form
    1,274,324.32/1,910,415.12 = 852,312.16/x
  3. Step 3: Cross multiply
    1,274,324.32x = 1,910,415.12 × 852,312.16
  4. Step 4: Simplify right side
    1,274,324.32x = 1,628,270,037,423.86
  5. Step 5: Solve for x
    x = 1,628,270,037,423.86/1,274,324.32
  6. Step 6: Final answer
    x = 1,277,751.68

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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.