Home / 1,125,954.54-1,553,854.59-616,684.86

Finding the Fourth Proportional to 1,125,954.54, 1,553,854.59 and 616,684.86

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Solution

The fourth proportional to 1,125,954.54, 1,553,854.59 and 616,684.86 is: 851,045.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,954.54 : 1,553,854.59 = 616,684.86 : x
  2. Step 2: Convert to fraction form
    1,125,954.54/1,553,854.59 = 616,684.86/x
  3. Step 3: Cross multiply
    1,125,954.54x = 1,553,854.59 × 616,684.86
  4. Step 4: Simplify right side
    1,125,954.54x = 958,238,600,294.51
  5. Step 5: Solve for x
    x = 958,238,600,294.51/1,125,954.54
  6. Step 6: Final answer
    x = 851,045.55

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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.