Home / 6,985,502.80-10,478,254.20-1,867,922.80

Finding the Fourth Proportional to 6,985,502.80, 10,478,254.20 and 1,867,922.80

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Solution

The fourth proportional to 6,985,502.80, 10,478,254.20 and 1,867,922.80 is: 2,801,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985,502.80 : 10,478,254.20 = 1,867,922.80 : x
  2. Step 2: Convert to fraction form
    6,985,502.80/10,478,254.20 = 1,867,922.80/x
  3. Step 3: Cross multiply
    6,985,502.80x = 10,478,254.20 × 1,867,922.80
  4. Step 4: Simplify right side
    6,985,502.80x = 19,572,569,924,375.76
  5. Step 5: Solve for x
    x = 19,572,569,924,375.76/6,985,502.80
  6. Step 6: Final answer
    x = 2,801,884.20

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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.