Home / 1,223,235.27-1,688,043.24-679,350.24

Finding the Fourth Proportional to 1,223,235.27, 1,688,043.24 and 679,350.24

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Solution

The fourth proportional to 1,223,235.27, 1,688,043.24 and 679,350.24 is: 937,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,235.27 : 1,688,043.24 = 679,350.24 : x
  2. Step 2: Convert to fraction form
    1,223,235.27/1,688,043.24 = 679,350.24/x
  3. Step 3: Cross multiply
    1,223,235.27x = 1,688,043.24 × 679,350.24
  4. Step 4: Simplify right side
    1,223,235.27x = 1,146,772,580,224.38
  5. Step 5: Solve for x
    x = 1,146,772,580,224.38/1,223,235.27
  6. Step 6: Final answer
    x = 937,491.43

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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.