Home / 2,971,503.09-4,459,025.43-1,078,392.15

Finding the Fourth Proportional to 2,971,503.09, 4,459,025.43 and 1,078,392.15

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Solution

The fourth proportional to 2,971,503.09, 4,459,025.43 and 1,078,392.15 is: 1,618,230.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,503.09 : 4,459,025.43 = 1,078,392.15 : x
  2. Step 2: Convert to fraction form
    2,971,503.09/4,459,025.43 = 1,078,392.15/x
  3. Step 3: Cross multiply
    2,971,503.09x = 4,459,025.43 × 1,078,392.15
  4. Step 4: Simplify right side
    2,971,503.09x = 4,808,578,020,362.37
  5. Step 5: Solve for x
    x = 4,808,578,020,362.37/2,971,503.09
  6. Step 6: Final answer
    x = 1,618,230.87

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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.