Home / 1,162,677.39-1,604,566.89-646,435.43

Finding the Fourth Proportional to 1,162,677.39, 1,604,566.89 and 646,435.43

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Solution

The fourth proportional to 1,162,677.39, 1,604,566.89 and 646,435.43 is: 892,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,677.39 : 1,604,566.89 = 646,435.43 : x
  2. Step 2: Convert to fraction form
    1,162,677.39/1,604,566.89 = 646,435.43/x
  3. Step 3: Cross multiply
    1,162,677.39x = 1,604,566.89 × 646,435.43
  4. Step 4: Simplify right side
    1,162,677.39x = 1,037,248,896,338.99
  5. Step 5: Solve for x
    x = 1,037,248,896,338.99/1,162,677.39
  6. Step 6: Final answer
    x = 892,120.98

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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.