Home / 1,036,690.25-1,430,639.57-577,834.33

Finding the Fourth Proportional to 1,036,690.25, 1,430,639.57 and 577,834.33

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Solution

The fourth proportional to 1,036,690.25, 1,430,639.57 and 577,834.33 is: 797,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,690.25 : 1,430,639.57 = 577,834.33 : x
  2. Step 2: Convert to fraction form
    1,036,690.25/1,430,639.57 = 577,834.33/x
  3. Step 3: Cross multiply
    1,036,690.25x = 1,430,639.57 × 577,834.33
  4. Step 4: Simplify right side
    1,036,690.25x = 826,672,658,726.23
  5. Step 5: Solve for x
    x = 826,672,658,726.23/1,036,690.25
  6. Step 6: Final answer
    x = 797,415.30

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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.