Home / 2,157,263.28-3,237,131.32-877,634.60

Finding the Fourth Proportional to 2,157,263.28, 3,237,131.32 and 877,634.60

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Solution

The fourth proportional to 2,157,263.28, 3,237,131.32 and 877,634.60 is: 1,316,954.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,263.28 : 3,237,131.32 = 877,634.60 : x
  2. Step 2: Convert to fraction form
    2,157,263.28/3,237,131.32 = 877,634.60/x
  3. Step 3: Cross multiply
    2,157,263.28x = 3,237,131.32 × 877,634.60
  4. Step 4: Simplify right side
    2,157,263.28x = 2,841,018,432,795.93
  5. Step 5: Solve for x
    x = 2,841,018,432,795.93/2,157,263.28
  6. Step 6: Final answer
    x = 1,316,954.89

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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.