Home / 2,676,271.40-4,014,407.10-879,432.20

Finding the Fourth Proportional to 2,676,271.40, 4,014,407.10 and 879,432.20

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Solution

The fourth proportional to 2,676,271.40, 4,014,407.10 and 879,432.20 is: 1,319,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,271.40 : 4,014,407.10 = 879,432.20 : x
  2. Step 2: Convert to fraction form
    2,676,271.40/4,014,407.10 = 879,432.20/x
  3. Step 3: Cross multiply
    2,676,271.40x = 4,014,407.10 × 879,432.20
  4. Step 4: Simplify right side
    2,676,271.40x = 3,530,398,867,648.62
  5. Step 5: Solve for x
    x = 3,530,398,867,648.62/2,676,271.40
  6. Step 6: Final answer
    x = 1,319,148.30

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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.