Home / 1,886,853.03-2,603,511.24-1,112,726.72

Finding the Fourth Proportional to 1,886,853.03, 2,603,511.24 and 1,112,726.72

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Solution

The fourth proportional to 1,886,853.03, 2,603,511.24 and 1,112,726.72 is: 1,535,358.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,853.03 : 2,603,511.24 = 1,112,726.72 : x
  2. Step 2: Convert to fraction form
    1,886,853.03/2,603,511.24 = 1,112,726.72/x
  3. Step 3: Cross multiply
    1,886,853.03x = 2,603,511.24 × 1,112,726.72
  4. Step 4: Simplify right side
    1,886,853.03x = 2,896,996,509,550.78
  5. Step 5: Solve for x
    x = 2,896,996,509,550.78/1,886,853.03
  6. Step 6: Final answer
    x = 1,535,358.86

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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.