Home / 1,185,756.48-1,635,935.04-669,445.92

Finding the Fourth Proportional to 1,185,756.48, 1,635,935.04 and 669,445.92

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Solution

The fourth proportional to 1,185,756.48, 1,635,935.04 and 669,445.92 is: 923,604.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,756.48 : 1,635,935.04 = 669,445.92 : x
  2. Step 2: Convert to fraction form
    1,185,756.48/1,635,935.04 = 669,445.92/x
  3. Step 3: Cross multiply
    1,185,756.48x = 1,635,935.04 × 669,445.92
  4. Step 4: Simplify right side
    1,185,756.48x = 1,095,170,037,913.04
  5. Step 5: Solve for x
    x = 1,095,170,037,913.04/1,185,756.48
  6. Step 6: Final answer
    x = 923,604.51

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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.