Home / 2,971,534.12-4,459,071.90-1,078,423.12

Finding the Fourth Proportional to 2,971,534.12, 4,459,071.90 and 1,078,423.12

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Solution

The fourth proportional to 2,971,534.12, 4,459,071.90 and 1,078,423.12 is: 1,618,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,534.12 : 4,459,071.90 = 1,078,423.12 : x
  2. Step 2: Convert to fraction form
    2,971,534.12/4,459,071.90 = 1,078,423.12/x
  3. Step 3: Cross multiply
    2,971,534.12x = 4,459,071.90 × 1,078,423.12
  4. Step 4: Simplify right side
    2,971,534.12x = 4,808,766,230,702.33
  5. Step 5: Solve for x
    x = 4,808,766,230,702.33/2,971,534.12
  6. Step 6: Final answer
    x = 1,618,277.31

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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.