Home / 1,108,053.20-1,662,166.20-476,987.60

Finding the Fourth Proportional to 1,108,053.20, 1,662,166.20 and 476,987.60

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Solution

The fourth proportional to 1,108,053.20, 1,662,166.20 and 476,987.60 is: 715,518.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,053.20 : 1,662,166.20 = 476,987.60 : x
  2. Step 2: Convert to fraction form
    1,108,053.20/1,662,166.20 = 476,987.60/x
  3. Step 3: Cross multiply
    1,108,053.20x = 1,662,166.20 × 476,987.60
  4. Step 4: Simplify right side
    1,108,053.20x = 792,832,666,539.12
  5. Step 5: Solve for x
    x = 792,832,666,539.12/1,108,053.20
  6. Step 6: Final answer
    x = 715,518.59

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.