Home / 1,222,065.18-1,832,660.37-423,132.30

Finding the Fourth Proportional to 1,222,065.18, 1,832,660.37 and 423,132.30

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Solution

The fourth proportional to 1,222,065.18, 1,832,660.37 and 423,132.30 is: 634,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,065.18 : 1,832,660.37 = 423,132.30 : x
  2. Step 2: Convert to fraction form
    1,222,065.18/1,832,660.37 = 423,132.30/x
  3. Step 3: Cross multiply
    1,222,065.18x = 1,832,660.37 × 423,132.30
  4. Step 4: Simplify right side
    1,222,065.18x = 775,457,797,476.95
  5. Step 5: Solve for x
    x = 775,457,797,476.95/1,222,065.18
  6. Step 6: Final answer
    x = 634,547.00

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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.