Home / 1,424,714.40-2,137,071.60-477,856.80

Finding the Fourth Proportional to 1,424,714.40, 2,137,071.60 and 477,856.80

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Solution

The fourth proportional to 1,424,714.40, 2,137,071.60 and 477,856.80 is: 716,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,714.40 : 2,137,071.60 = 477,856.80 : x
  2. Step 2: Convert to fraction form
    1,424,714.40/2,137,071.60 = 477,856.80/x
  3. Step 3: Cross multiply
    1,424,714.40x = 2,137,071.60 × 477,856.80
  4. Step 4: Simplify right side
    1,424,714.40x = 1,021,214,196,146.88
  5. Step 5: Solve for x
    x = 1,021,214,196,146.88/1,424,714.40
  6. Step 6: Final answer
    x = 716,785.20

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Similar ratio
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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.