Home / 1,018,873.10-1,406,059.43-560,030.09

Finding the Fourth Proportional to 1,018,873.10, 1,406,059.43 and 560,030.09

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Solution

The fourth proportional to 1,018,873.10, 1,406,059.43 and 560,030.09 is: 772,849.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,873.10 : 1,406,059.43 = 560,030.09 : x
  2. Step 2: Convert to fraction form
    1,018,873.10/1,406,059.43 = 560,030.09/x
  3. Step 3: Cross multiply
    1,018,873.10x = 1,406,059.43 × 560,030.09
  4. Step 4: Simplify right side
    1,018,873.10x = 787,435,589,128.25
  5. Step 5: Solve for x
    x = 787,435,589,128.25/1,018,873.10
  6. Step 6: Final answer
    x = 772,849.52

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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.