Home / 2,731,547.80-4,097,321.70-838,043.20

Finding the Fourth Proportional to 2,731,547.80, 4,097,321.70 and 838,043.20

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Solution

The fourth proportional to 2,731,547.80, 4,097,321.70 and 838,043.20 is: 1,257,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,547.80 : 4,097,321.70 = 838,043.20 : x
  2. Step 2: Convert to fraction form
    2,731,547.80/4,097,321.70 = 838,043.20/x
  3. Step 3: Cross multiply
    2,731,547.80x = 4,097,321.70 × 838,043.20
  4. Step 4: Simplify right side
    2,731,547.80x = 3,433,732,588,897.44
  5. Step 5: Solve for x
    x = 3,433,732,588,897.44/2,731,547.80
  6. Step 6: Final answer
    x = 1,257,064.80

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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.