Home / 1,124,110.79-1,551,270.20-634,078.68

Finding the Fourth Proportional to 1,124,110.79, 1,551,270.20 and 634,078.68

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Solution

The fourth proportional to 1,124,110.79, 1,551,270.20 and 634,078.68 is: 875,027.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,110.79 : 1,551,270.20 = 634,078.68 : x
  2. Step 2: Convert to fraction form
    1,124,110.79/1,551,270.20 = 634,078.68/x
  3. Step 3: Cross multiply
    1,124,110.79x = 1,551,270.20 × 634,078.68
  4. Step 4: Simplify right side
    1,124,110.79x = 983,627,357,568.94
  5. Step 5: Solve for x
    x = 983,627,357,568.94/1,124,110.79
  6. Step 6: Final answer
    x = 875,027.06

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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.