Home / 1,275,407.76-1,911,799.44-565,770

Finding the Fourth Proportional to 1,275,407.76, 1,911,799.44 and 565,770

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Solution

The fourth proportional to 1,275,407.76, 1,911,799.44 and 565,770 is: 848,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,407.76 : 1,911,799.44 = 565,770 : x
  2. Step 2: Convert to fraction form
    1,275,407.76/1,911,799.44 = 565,770/x
  3. Step 3: Cross multiply
    1,275,407.76x = 1,911,799.44 × 565,770
  4. Step 4: Simplify right side
    1,275,407.76x = 1,081,638,769,168.80
  5. Step 5: Solve for x
    x = 1,081,638,769,168.80/1,275,407.76
  6. Step 6: Final answer
    x = 848,072.91

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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.