Home / 1,106,829.72-1,527,807.22-648,091.76

Finding the Fourth Proportional to 1,106,829.72, 1,527,807.22 and 648,091.76

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Solution

The fourth proportional to 1,106,829.72, 1,527,807.22 and 648,091.76 is: 894,590.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,829.72 : 1,527,807.22 = 648,091.76 : x
  2. Step 2: Convert to fraction form
    1,106,829.72/1,527,807.22 = 648,091.76/x
  3. Step 3: Cross multiply
    1,106,829.72x = 1,527,807.22 × 648,091.76
  4. Step 4: Simplify right side
    1,106,829.72x = 990,159,260,891.24
  5. Step 5: Solve for x
    x = 990,159,260,891.24/1,106,829.72
  6. Step 6: Final answer
    x = 894,590.42

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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.