Home / 1,219,200.42-1,682,337.15-702,973.74

Finding the Fourth Proportional to 1,219,200.42, 1,682,337.15 and 702,973.74

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Solution

The fourth proportional to 1,219,200.42, 1,682,337.15 and 702,973.74 is: 970,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,200.42 : 1,682,337.15 = 702,973.74 : x
  2. Step 2: Convert to fraction form
    1,219,200.42/1,682,337.15 = 702,973.74/x
  3. Step 3: Cross multiply
    1,219,200.42x = 1,682,337.15 × 702,973.74
  4. Step 4: Simplify right side
    1,219,200.42x = 1,182,638,838,276.44
  5. Step 5: Solve for x
    x = 1,182,638,838,276.44/1,219,200.42
  6. Step 6: Final answer
    x = 970,011.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.