Home / 1,011,585.49-1,395,971.68-552,690.20

Finding the Fourth Proportional to 1,011,585.49, 1,395,971.68 and 552,690.20

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Solution

The fourth proportional to 1,011,585.49, 1,395,971.68 and 552,690.20 is: 762,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,585.49 : 1,395,971.68 = 552,690.20 : x
  2. Step 2: Convert to fraction form
    1,011,585.49/1,395,971.68 = 552,690.20/x
  3. Step 3: Cross multiply
    1,011,585.49x = 1,395,971.68 × 552,690.20
  4. Step 4: Simplify right side
    1,011,585.49x = 771,539,867,013.54
  5. Step 5: Solve for x
    x = 771,539,867,013.54/1,011,585.49
  6. Step 6: Final answer
    x = 762,703.57

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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.