Home / 1,775,312.40-2,662,968.60-1,102,153.80

Finding the Fourth Proportional to 1,775,312.40, 2,662,968.60 and 1,102,153.80

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Solution

The fourth proportional to 1,775,312.40, 2,662,968.60 and 1,102,153.80 is: 1,653,230.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,312.40 : 2,662,968.60 = 1,102,153.80 : x
  2. Step 2: Convert to fraction form
    1,775,312.40/2,662,968.60 = 1,102,153.80/x
  3. Step 3: Cross multiply
    1,775,312.40x = 2,662,968.60 × 1,102,153.80
  4. Step 4: Simplify right side
    1,775,312.40x = 2,935,000,961,770.68
  5. Step 5: Solve for x
    x = 2,935,000,961,770.68/1,775,312.40
  6. Step 6: Final answer
    x = 1,653,230.70

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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.