Home / 2,154,893.76-3,232,340.64-658,985.76

Finding the Fourth Proportional to 2,154,893.76, 3,232,340.64 and 658,985.76

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Solution

The fourth proportional to 2,154,893.76, 3,232,340.64 and 658,985.76 is: 988,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,893.76 : 3,232,340.64 = 658,985.76 : x
  2. Step 2: Convert to fraction form
    2,154,893.76/3,232,340.64 = 658,985.76/x
  3. Step 3: Cross multiply
    2,154,893.76x = 3,232,340.64 × 658,985.76
  4. Step 4: Simplify right side
    2,154,893.76x = 2,130,066,453,229.29
  5. Step 5: Solve for x
    x = 2,130,066,453,229.29/2,154,893.76
  6. Step 6: Final answer
    x = 988,478.64

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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.