Home / 1,264,989.16-1,745,678.82-692,018.92

Finding the Fourth Proportional to 1,264,989.16, 1,745,678.82 and 692,018.92

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Solution

The fourth proportional to 1,264,989.16, 1,745,678.82 and 692,018.92 is: 954,982.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,989.16 : 1,745,678.82 = 692,018.92 : x
  2. Step 2: Convert to fraction form
    1,264,989.16/1,745,678.82 = 692,018.92/x
  3. Step 3: Cross multiply
    1,264,989.16x = 1,745,678.82 × 692,018.92
  4. Step 4: Simplify right side
    1,264,989.16x = 1,208,042,771,683.27
  5. Step 5: Solve for x
    x = 1,208,042,771,683.27/1,264,989.16
  6. Step 6: Final answer
    x = 954,982.71

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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.