Home / 1,125,309.64-1,686,726.06-555,847.64

Finding the Fourth Proportional to 1,125,309.64, 1,686,726.06 and 555,847.64

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Solution

The fourth proportional to 1,125,309.64, 1,686,726.06 and 555,847.64 is: 833,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,309.64 : 1,686,726.06 = 555,847.64 : x
  2. Step 2: Convert to fraction form
    1,125,309.64/1,686,726.06 = 555,847.64/x
  3. Step 3: Cross multiply
    1,125,309.64x = 1,686,726.06 × 555,847.64
  4. Step 4: Simplify right side
    1,125,309.64x = 937,562,706,078.74
  5. Step 5: Solve for x
    x = 937,562,706,078.74/1,125,309.64
  6. Step 6: Final answer
    x = 833,159.76

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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.