Home / 1,098,014.80-1,646,244.60-423,835.60

Finding the Fourth Proportional to 1,098,014.80, 1,646,244.60 and 423,835.60

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Solution

The fourth proportional to 1,098,014.80, 1,646,244.60 and 423,835.60 is: 635,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,014.80 : 1,646,244.60 = 423,835.60 : x
  2. Step 2: Convert to fraction form
    1,098,014.80/1,646,244.60 = 423,835.60/x
  3. Step 3: Cross multiply
    1,098,014.80x = 1,646,244.60 × 423,835.60
  4. Step 4: Simplify right side
    1,098,014.80x = 697,737,067,787.76
  5. Step 5: Solve for x
    x = 697,737,067,787.76/1,098,014.80
  6. Step 6: Final answer
    x = 635,453.25

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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.