Home / 1,013,860.53-1,399,106.39-554,963.85

Finding the Fourth Proportional to 1,013,860.53, 1,399,106.39 and 554,963.85

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Solution

The fourth proportional to 1,013,860.53, 1,399,106.39 and 554,963.85 is: 765,838.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,860.53 : 1,399,106.39 = 554,963.85 : x
  2. Step 2: Convert to fraction form
    1,013,860.53/1,399,106.39 = 554,963.85/x
  3. Step 3: Cross multiply
    1,013,860.53x = 1,399,106.39 × 554,963.85
  4. Step 4: Simplify right side
    1,013,860.53x = 776,453,465,979.18
  5. Step 5: Solve for x
    x = 776,453,465,979.18/1,013,860.53
  6. Step 6: Final answer
    x = 765,838.54

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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.