Home / 1,033,086.12-1,425,940.38-670,488.90

Finding the Fourth Proportional to 1,033,086.12, 1,425,940.38 and 670,488.90

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Solution

The fourth proportional to 1,033,086.12, 1,425,940.38 and 670,488.90 is: 925,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033,086.12 : 1,425,940.38 = 670,488.90 : x
  2. Step 2: Convert to fraction form
    1,033,086.12/1,425,940.38 = 670,488.90/x
  3. Step 3: Cross multiply
    1,033,086.12x = 1,425,940.38 × 670,488.90
  4. Step 4: Simplify right side
    1,033,086.12x = 956,077,196,851.78
  5. Step 5: Solve for x
    x = 956,077,196,851.78/1,033,086.12
  6. Step 6: Final answer
    x = 925,457.40

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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.