Home / 1,044,628.09-1,566,942.65-689,559.12

Finding the Fourth Proportional to 1,044,628.09, 1,566,942.65 and 689,559.12

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Solution

The fourth proportional to 1,044,628.09, 1,566,942.65 and 689,559.12 is: 1,034,339.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,628.09 : 1,566,942.65 = 689,559.12 : x
  2. Step 2: Convert to fraction form
    1,044,628.09/1,566,942.65 = 689,559.12/x
  3. Step 3: Cross multiply
    1,044,628.09x = 1,566,942.65 × 689,559.12
  4. Step 4: Simplify right side
    1,044,628.09x = 1,080,499,594,824.47
  5. Step 5: Solve for x
    x = 1,080,499,594,824.47/1,044,628.09
  6. Step 6: Final answer
    x = 1,034,339.02

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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.