Home / 1,120,385.04-1,546,124.25-636,950.31

Finding the Fourth Proportional to 1,120,385.04, 1,546,124.25 and 636,950.31

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Solution

The fourth proportional to 1,120,385.04, 1,546,124.25 and 636,950.31 is: 878,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,385.04 : 1,546,124.25 = 636,950.31 : x
  2. Step 2: Convert to fraction form
    1,120,385.04/1,546,124.25 = 636,950.31/x
  3. Step 3: Cross multiply
    1,120,385.04x = 1,546,124.25 × 636,950.31
  4. Step 4: Simplify right side
    1,120,385.04x = 984,804,320,336.02
  5. Step 5: Solve for x
    x = 984,804,320,336.02/1,120,385.04
  6. Step 6: Final answer
    x = 878,987.39

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Double scale
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1.5x scale

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.