Home / 1,056,135.40-1,584,203.10-636,231.40

Finding the Fourth Proportional to 1,056,135.40, 1,584,203.10 and 636,231.40

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Solution

The fourth proportional to 1,056,135.40, 1,584,203.10 and 636,231.40 is: 954,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,135.40 : 1,584,203.10 = 636,231.40 : x
  2. Step 2: Convert to fraction form
    1,056,135.40/1,584,203.10 = 636,231.40/x
  3. Step 3: Cross multiply
    1,056,135.40x = 1,584,203.10 × 636,231.40
  4. Step 4: Simplify right side
    1,056,135.40x = 1,007,919,756,197.34
  5. Step 5: Solve for x
    x = 1,007,919,756,197.34/1,056,135.40
  6. Step 6: Final answer
    x = 954,347.10

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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.