Home / 1,015,730.64-1,401,430.68-633,818.88

Finding the Fourth Proportional to 1,015,730.64, 1,401,430.68 and 633,818.88

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Solution

The fourth proportional to 1,015,730.64, 1,401,430.68 and 633,818.88 is: 874,496.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,730.64 : 1,401,430.68 = 633,818.88 : x
  2. Step 2: Convert to fraction form
    1,015,730.64/1,401,430.68 = 633,818.88/x
  3. Step 3: Cross multiply
    1,015,730.64x = 1,401,430.68 × 633,818.88
  4. Step 4: Simplify right side
    1,015,730.64x = 888,253,223,995.24
  5. Step 5: Solve for x
    x = 888,253,223,995.24/1,015,730.64
  6. Step 6: Final answer
    x = 874,496.83

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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.