Home / 1,412,682.90-2,119,024.35-415,410.90

Finding the Fourth Proportional to 1,412,682.90, 2,119,024.35 and 415,410.90

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Solution

The fourth proportional to 1,412,682.90, 2,119,024.35 and 415,410.90 is: 623,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,682.90 : 2,119,024.35 = 415,410.90 : x
  2. Step 2: Convert to fraction form
    1,412,682.90/2,119,024.35 = 415,410.90/x
  3. Step 3: Cross multiply
    1,412,682.90x = 2,119,024.35 × 415,410.90
  4. Step 4: Simplify right side
    1,412,682.90x = 880,265,812,355.42
  5. Step 5: Solve for x
    x = 880,265,812,355.42/1,412,682.90
  6. Step 6: Final answer
    x = 623,116.35

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Double scale
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Similar ratio
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1.5x scale

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.