Home / 1,395,536.45-1,925,730.65-791,924.45

Finding the Fourth Proportional to 1,395,536.45, 1,925,730.65 and 791,924.45

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Solution

The fourth proportional to 1,395,536.45, 1,925,730.65 and 791,924.45 is: 1,092,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,536.45 : 1,925,730.65 = 791,924.45 : x
  2. Step 2: Convert to fraction form
    1,395,536.45/1,925,730.65 = 791,924.45/x
  3. Step 3: Cross multiply
    1,395,536.45x = 1,925,730.65 × 791,924.45
  4. Step 4: Simplify right side
    1,395,536.45x = 1,525,033,178,200.55
  5. Step 5: Solve for x
    x = 1,525,033,178,200.55/1,395,536.45
  6. Step 6: Final answer
    x = 1,092,793.52

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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.