Home / 1,505,669.16-2,077,827-826,649.40

Finding the Fourth Proportional to 1,505,669.16, 2,077,827 and 826,649.40

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Solution

The fourth proportional to 1,505,669.16, 2,077,827 and 826,649.40 is: 1,140,778.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,669.16 : 2,077,827 = 826,649.40 : x
  2. Step 2: Convert to fraction form
    1,505,669.16/2,077,827 = 826,649.40/x
  3. Step 3: Cross multiply
    1,505,669.16x = 2,077,827 × 826,649.40
  4. Step 4: Simplify right side
    1,505,669.16x = 1,717,634,442,853.80
  5. Step 5: Solve for x
    x = 1,717,634,442,853.80/1,505,669.16
  6. Step 6: Final answer
    x = 1,140,778.13

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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.