Home / 1,003,031.64-1,384,158.66-561,500.04

Finding the Fourth Proportional to 1,003,031.64, 1,384,158.66 and 561,500.04

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Solution

The fourth proportional to 1,003,031.64, 1,384,158.66 and 561,500.04 is: 774,856.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,031.64 : 1,384,158.66 = 561,500.04 : x
  2. Step 2: Convert to fraction form
    1,003,031.64/1,384,158.66 = 561,500.04/x
  3. Step 3: Cross multiply
    1,003,031.64x = 1,384,158.66 × 561,500.04
  4. Step 4: Simplify right side
    1,003,031.64x = 777,205,142,956.35
  5. Step 5: Solve for x
    x = 777,205,142,956.35/1,003,031.64
  6. Step 6: Final answer
    x = 774,856.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.