Home / 1,013,049.70-1,519,574.55-776,853.70

Finding the Fourth Proportional to 1,013,049.70, 1,519,574.55 and 776,853.70

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Solution

The fourth proportional to 1,013,049.70, 1,519,574.55 and 776,853.70 is: 1,165,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,049.70 : 1,519,574.55 = 776,853.70 : x
  2. Step 2: Convert to fraction form
    1,013,049.70/1,519,574.55 = 776,853.70/x
  3. Step 3: Cross multiply
    1,013,049.70x = 1,519,574.55 × 776,853.70
  4. Step 4: Simplify right side
    1,013,049.70x = 1,180,487,111,593.34
  5. Step 5: Solve for x
    x = 1,180,487,111,593.34/1,013,049.70
  6. Step 6: Final answer
    x = 1,165,280.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.