Home / 1,162,154.63-1,603,312.22-672,033.58

Finding the Fourth Proportional to 1,162,154.63, 1,603,312.22 and 672,033.58

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Solution

The fourth proportional to 1,162,154.63, 1,603,312.22 and 672,033.58 is: 927,139.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,154.63 : 1,603,312.22 = 672,033.58 : x
  2. Step 2: Convert to fraction form
    1,162,154.63/1,603,312.22 = 672,033.58/x
  3. Step 3: Cross multiply
    1,162,154.63x = 1,603,312.22 × 672,033.58
  4. Step 4: Simplify right side
    1,162,154.63x = 1,077,479,648,736.15
  5. Step 5: Solve for x
    x = 1,077,479,648,736.15/1,162,154.63
  6. Step 6: Final answer
    x = 927,139.66

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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.