Home / 1,082,784.46-1,623,518.99-542,412.30

Finding the Fourth Proportional to 1,082,784.46, 1,623,518.99 and 542,412.30

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Solution

The fourth proportional to 1,082,784.46, 1,623,518.99 and 542,412.30 is: 813,288.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,784.46 : 1,623,518.99 = 542,412.30 : x
  2. Step 2: Convert to fraction form
    1,082,784.46/1,623,518.99 = 542,412.30/x
  3. Step 3: Cross multiply
    1,082,784.46x = 1,623,518.99 × 542,412.30
  4. Step 4: Simplify right side
    1,082,784.46x = 880,616,668,788.53
  5. Step 5: Solve for x
    x = 880,616,668,788.53/1,082,784.46
  6. Step 6: Final answer
    x = 813,288.98

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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.