Home / 1,491,712.40-2,237,568.60-651,904.40

Finding the Fourth Proportional to 1,491,712.40, 2,237,568.60 and 651,904.40

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Solution

The fourth proportional to 1,491,712.40, 2,237,568.60 and 651,904.40 is: 977,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,712.40 : 2,237,568.60 = 651,904.40 : x
  2. Step 2: Convert to fraction form
    1,491,712.40/2,237,568.60 = 651,904.40/x
  3. Step 3: Cross multiply
    1,491,712.40x = 2,237,568.60 × 651,904.40
  4. Step 4: Simplify right side
    1,491,712.40x = 1,458,680,815,641.84
  5. Step 5: Solve for x
    x = 1,458,680,815,641.84/1,491,712.40
  6. Step 6: Final answer
    x = 977,856.60

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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.