Home / 1,173,229-1,619,056.08-636,685

Finding the Fourth Proportional to 1,173,229, 1,619,056.08 and 636,685

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Solution

The fourth proportional to 1,173,229, 1,619,056.08 and 636,685 is: 878,625.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,229 : 1,619,056.08 = 636,685 : x
  2. Step 2: Convert to fraction form
    1,173,229/1,619,056.08 = 636,685/x
  3. Step 3: Cross multiply
    1,173,229x = 1,619,056.08 × 636,685
  4. Step 4: Simplify right side
    1,173,229x = 1,030,828,720,294.80
  5. Step 5: Solve for x
    x = 1,030,828,720,294.80/1,173,229
  6. Step 6: Final answer
    x = 878,625.33

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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.