Home / 1,036,630.10-1,430,665.73-577,786.57

Finding the Fourth Proportional to 1,036,630.10, 1,430,665.73 and 577,786.57

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Solution

The fourth proportional to 1,036,630.10, 1,430,665.73 and 577,786.57 is: 797,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,630.10 : 1,430,665.73 = 577,786.57 : x
  2. Step 2: Convert to fraction form
    1,036,630.10/1,430,665.73 = 577,786.57/x
  3. Step 3: Cross multiply
    1,036,630.10x = 1,430,665.73 × 577,786.57
  4. Step 4: Simplify right side
    1,036,630.10x = 826,619,444,953.25
  5. Step 5: Solve for x
    x = 826,619,444,953.25/1,036,630.10
  6. Step 6: Final answer
    x = 797,410.23

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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.