Home / 1,493,258.20-2,242,220.10-863,402.20

Finding the Fourth Proportional to 1,493,258.20, 2,242,220.10 and 863,402.20

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Solution

The fourth proportional to 1,493,258.20, 2,242,220.10 and 863,402.20 is: 1,296,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,258.20 : 2,242,220.10 = 863,402.20 : x
  2. Step 2: Convert to fraction form
    1,493,258.20/2,242,220.10 = 863,402.20/x
  3. Step 3: Cross multiply
    1,493,258.20x = 2,242,220.10 × 863,402.20
  4. Step 4: Simplify right side
    1,493,258.20x = 1,935,937,767,224.22
  5. Step 5: Solve for x
    x = 1,935,937,767,224.22/1,493,258.20
  6. Step 6: Final answer
    x = 1,296,452.13

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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.