Home / 1,011,580.11-1,395,964.05-552,684.80

Finding the Fourth Proportional to 1,011,580.11, 1,395,964.05 and 552,684.80

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Solution

The fourth proportional to 1,011,580.11, 1,395,964.05 and 552,684.80 is: 762,696.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,580.11 : 1,395,964.05 = 552,684.80 : x
  2. Step 2: Convert to fraction form
    1,011,580.11/1,395,964.05 = 552,684.80/x
  3. Step 3: Cross multiply
    1,011,580.11x = 1,395,964.05 × 552,684.80
  4. Step 4: Simplify right side
    1,011,580.11x = 771,528,111,781.44
  5. Step 5: Solve for x
    x = 771,528,111,781.44/1,011,580.11
  6. Step 6: Final answer
    x = 762,696.01

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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.