Home / 1,006,938.07-1,389,613.94-554,271.19

Finding the Fourth Proportional to 1,006,938.07, 1,389,613.94 and 554,271.19

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Solution

The fourth proportional to 1,006,938.07, 1,389,613.94 and 554,271.19 is: 764,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,938.07 : 1,389,613.94 = 554,271.19 : x
  2. Step 2: Convert to fraction form
    1,006,938.07/1,389,613.94 = 554,271.19/x
  3. Step 3: Cross multiply
    1,006,938.07x = 1,389,613.94 × 554,271.19
  4. Step 4: Simplify right side
    1,006,938.07x = 770,222,969,393.03
  5. Step 5: Solve for x
    x = 770,222,969,393.03/1,006,938.07
  6. Step 6: Final answer
    x = 764,915.93

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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.