Home / 1,011,580.88-1,395,965.33-552,685.60

Finding the Fourth Proportional to 1,011,580.88, 1,395,965.33 and 552,685.60

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Solution

The fourth proportional to 1,011,580.88, 1,395,965.33 and 552,685.60 is: 762,697.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,580.88 : 1,395,965.33 = 552,685.60 : x
  2. Step 2: Convert to fraction form
    1,011,580.88/1,395,965.33 = 552,685.60/x
  3. Step 3: Cross multiply
    1,011,580.88x = 1,395,965.33 × 552,685.60
  4. Step 4: Simplify right side
    1,011,580.88x = 771,529,931,359.51
  5. Step 5: Solve for x
    x = 771,529,931,359.51/1,011,580.88
  6. Step 6: Final answer
    x = 762,697.22

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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.