Home / 2,928,579.19-4,395,702.43-1,413,328.77

Finding the Fourth Proportional to 2,928,579.19, 4,395,702.43 and 1,413,328.77

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Solution

The fourth proportional to 2,928,579.19, 4,395,702.43 and 1,413,328.77 is: 2,121,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,579.19 : 4,395,702.43 = 1,413,328.77 : x
  2. Step 2: Convert to fraction form
    2,928,579.19/4,395,702.43 = 1,413,328.77/x
  3. Step 3: Cross multiply
    2,928,579.19x = 4,395,702.43 × 1,413,328.77
  4. Step 4: Simplify right side
    2,928,579.19x = 6,212,572,708,677.91
  5. Step 5: Solve for x
    x = 6,212,572,708,677.91/2,928,579.19
  6. Step 6: Final answer
    x = 2,121,360.67

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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.