Home / 1,308,965.67-1,963,229.81-362,432.07

Finding the Fourth Proportional to 1,308,965.67, 1,963,229.81 and 362,432.07

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Solution

The fourth proportional to 1,308,965.67, 1,963,229.81 and 362,432.07 is: 543,587.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,965.67 : 1,963,229.81 = 362,432.07 : x
  2. Step 2: Convert to fraction form
    1,308,965.67/1,963,229.81 = 362,432.07/x
  3. Step 3: Cross multiply
    1,308,965.67x = 1,963,229.81 × 362,432.07
  4. Step 4: Simplify right side
    1,308,965.67x = 711,537,442,111.85
  5. Step 5: Solve for x
    x = 711,537,442,111.85/1,308,965.67
  6. Step 6: Final answer
    x = 543,587.55

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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.