Home / 4,788,671.28-7,176,769.08-1,945,459.50

Finding the Fourth Proportional to 4,788,671.28, 7,176,769.08 and 1,945,459.50

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Solution

The fourth proportional to 4,788,671.28, 7,176,769.08 and 1,945,459.50 is: 2,915,655.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,671.28 : 7,176,769.08 = 1,945,459.50 : x
  2. Step 2: Convert to fraction form
    4,788,671.28/7,176,769.08 = 1,945,459.50/x
  3. Step 3: Cross multiply
    4,788,671.28x = 7,176,769.08 × 1,945,459.50
  4. Step 4: Simplify right side
    4,788,671.28x = 13,962,113,585,992.26
  5. Step 5: Solve for x
    x = 13,962,113,585,992.26/4,788,671.28
  6. Step 6: Final answer
    x = 2,915,655.05

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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.