Home / 1,011,580.50-1,395,964.80-552,685.22

Finding the Fourth Proportional to 1,011,580.50, 1,395,964.80 and 552,685.22

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Solution

The fourth proportional to 1,011,580.50, 1,395,964.80 and 552,685.22 is: 762,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,580.50 : 1,395,964.80 = 552,685.22 : x
  2. Step 2: Convert to fraction form
    1,011,580.50/1,395,964.80 = 552,685.22/x
  3. Step 3: Cross multiply
    1,011,580.50x = 1,395,964.80 × 552,685.22
  4. Step 4: Simplify right side
    1,011,580.50x = 771,529,105,620.43
  5. Step 5: Solve for x
    x = 771,529,105,620.43/1,011,580.50
  6. Step 6: Final answer
    x = 762,696.70

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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.