Home / 1,088,989.79-1,632,418.45-609,451.76

Finding the Fourth Proportional to 1,088,989.79, 1,632,418.45 and 609,451.76

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Solution

The fourth proportional to 1,088,989.79, 1,632,418.45 and 609,451.76 is: 913,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,989.79 : 1,632,418.45 = 609,451.76 : x
  2. Step 2: Convert to fraction form
    1,088,989.79/1,632,418.45 = 609,451.76/x
  3. Step 3: Cross multiply
    1,088,989.79x = 1,632,418.45 × 609,451.76
  4. Step 4: Simplify right side
    1,088,989.79x = 994,880,299,966.39
  5. Step 5: Solve for x
    x = 994,880,299,966.39/1,088,989.79
  6. Step 6: Final answer
    x = 913,580.93

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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.