Home / 1,282,649.44-1,769,285.16-847,070.80

Finding the Fourth Proportional to 1,282,649.44, 1,769,285.16 and 847,070.80

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Solution

The fourth proportional to 1,282,649.44, 1,769,285.16 and 847,070.80 is: 1,168,448.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,649.44 : 1,769,285.16 = 847,070.80 : x
  2. Step 2: Convert to fraction form
    1,282,649.44/1,769,285.16 = 847,070.80/x
  3. Step 3: Cross multiply
    1,282,649.44x = 1,769,285.16 × 847,070.80
  4. Step 4: Simplify right side
    1,282,649.44x = 1,498,709,795,909.33
  5. Step 5: Solve for x
    x = 1,498,709,795,909.33/1,282,649.44
  6. Step 6: Final answer
    x = 1,168,448.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.