Home / 1,574,753.53-2,362,261.49-422,164.38

Finding the Fourth Proportional to 1,574,753.53, 2,362,261.49 and 422,164.38

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Solution

The fourth proportional to 1,574,753.53, 2,362,261.49 and 422,164.38 is: 633,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,753.53 : 2,362,261.49 = 422,164.38 : x
  2. Step 2: Convert to fraction form
    1,574,753.53/2,362,261.49 = 422,164.38/x
  3. Step 3: Cross multiply
    1,574,753.53x = 2,362,261.49 × 422,164.38
  4. Step 4: Simplify right side
    1,574,753.53x = 997,262,657,323.73
  5. Step 5: Solve for x
    x = 997,262,657,323.73/1,574,753.53
  6. Step 6: Final answer
    x = 633,281.74

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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.