Home / 1,412,555.10-2,118,832.65-934,258.20

Finding the Fourth Proportional to 1,412,555.10, 2,118,832.65 and 934,258.20

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Solution

The fourth proportional to 1,412,555.10, 2,118,832.65 and 934,258.20 is: 1,401,387.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,555.10 : 2,118,832.65 = 934,258.20 : x
  2. Step 2: Convert to fraction form
    1,412,555.10/2,118,832.65 = 934,258.20/x
  3. Step 3: Cross multiply
    1,412,555.10x = 2,118,832.65 × 934,258.20
  4. Step 4: Simplify right side
    1,412,555.10x = 1,979,536,777,690.23
  5. Step 5: Solve for x
    x = 1,979,536,777,690.23/1,412,555.10
  6. Step 6: Final answer
    x = 1,401,387.30

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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.