Home / 1,295,094.40-1,942,641.60-847,196.80

Finding the Fourth Proportional to 1,295,094.40, 1,942,641.60 and 847,196.80

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Solution

The fourth proportional to 1,295,094.40, 1,942,641.60 and 847,196.80 is: 1,270,795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,094.40 : 1,942,641.60 = 847,196.80 : x
  2. Step 2: Convert to fraction form
    1,295,094.40/1,942,641.60 = 847,196.80/x
  3. Step 3: Cross multiply
    1,295,094.40x = 1,942,641.60 × 847,196.80
  4. Step 4: Simplify right side
    1,295,094.40x = 1,645,799,747,066.88
  5. Step 5: Solve for x
    x = 1,645,799,747,066.88/1,295,094.40
  6. Step 6: Final answer
    x = 1,270,795.20

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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.