Home / 1,277,074.76-1,762,376.93-696,293.15

Finding the Fourth Proportional to 1,277,074.76, 1,762,376.93 and 696,293.15

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Solution

The fourth proportional to 1,277,074.76, 1,762,376.93 and 696,293.15 is: 960,892.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,074.76 : 1,762,376.93 = 696,293.15 : x
  2. Step 2: Convert to fraction form
    1,277,074.76/1,762,376.93 = 696,293.15/x
  3. Step 3: Cross multiply
    1,277,074.76x = 1,762,376.93 × 696,293.15
  4. Step 4: Simplify right side
    1,277,074.76x = 1,227,130,971,783.68
  5. Step 5: Solve for x
    x = 1,227,130,971,783.68/1,277,074.76
  6. Step 6: Final answer
    x = 960,892.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.