Home / 1,530,807.84-2,295,067.92-1,056,138.72

Finding the Fourth Proportional to 1,530,807.84, 2,295,067.92 and 1,056,138.72

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Solution

The fourth proportional to 1,530,807.84, 2,295,067.92 and 1,056,138.72 is: 1,583,418.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,807.84 : 2,295,067.92 = 1,056,138.72 : x
  2. Step 2: Convert to fraction form
    1,530,807.84/2,295,067.92 = 1,056,138.72/x
  3. Step 3: Cross multiply
    1,530,807.84x = 2,295,067.92 × 1,056,138.72
  4. Step 4: Simplify right side
    1,530,807.84x = 2,423,910,095,341.86
  5. Step 5: Solve for x
    x = 2,423,910,095,341.86/1,530,807.84
  6. Step 6: Final answer
    x = 1,583,418.92

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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.