Home / 869,282.90-1,303,924.35-837,790.10

Finding the Fourth Proportional to 869,282.90, 1,303,924.35 and 837,790.10

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Solution

The fourth proportional to 869,282.90, 1,303,924.35 and 837,790.10 is: 1,256,685.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,282.90 : 1,303,924.35 = 837,790.10 : x
  2. Step 2: Convert to fraction form
    869,282.90/1,303,924.35 = 837,790.10/x
  3. Step 3: Cross multiply
    869,282.90x = 1,303,924.35 × 837,790.10
  4. Step 4: Simplify right side
    869,282.90x = 1,092,414,911,578.94
  5. Step 5: Solve for x
    x = 1,092,414,911,578.94/869,282.90
  6. Step 6: Final answer
    x = 1,256,685.15

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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.