Home / 1,069,935.84-1,603,125-753,724.80

Finding the Fourth Proportional to 1,069,935.84, 1,603,125 and 753,724.80

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Solution

The fourth proportional to 1,069,935.84, 1,603,125 and 753,724.80 is: 1,129,334.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,935.84 : 1,603,125 = 753,724.80 : x
  2. Step 2: Convert to fraction form
    1,069,935.84/1,603,125 = 753,724.80/x
  3. Step 3: Cross multiply
    1,069,935.84x = 1,603,125 × 753,724.80
  4. Step 4: Simplify right side
    1,069,935.84x = 1,208,315,070,000
  5. Step 5: Solve for x
    x = 1,208,315,070,000/1,069,935.84
  6. Step 6: Final answer
    x = 1,129,334.14

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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.