Home / 4,320,077.40-6,480,116.10-1,479,936.60

Finding the Fourth Proportional to 4,320,077.40, 6,480,116.10 and 1,479,936.60

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Solution

The fourth proportional to 4,320,077.40, 6,480,116.10 and 1,479,936.60 is: 2,219,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320,077.40 : 6,480,116.10 = 1,479,936.60 : x
  2. Step 2: Convert to fraction form
    4,320,077.40/6,480,116.10 = 1,479,936.60/x
  3. Step 3: Cross multiply
    4,320,077.40x = 6,480,116.10 × 1,479,936.60
  4. Step 4: Simplify right side
    4,320,077.40x = 9,590,160,988,639.26
  5. Step 5: Solve for x
    x = 9,590,160,988,639.26/4,320,077.40
  6. Step 6: Final answer
    x = 2,219,904.90

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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.