Home / 1,260,827.34-1,740,086.88-702,078

Finding the Fourth Proportional to 1,260,827.34, 1,740,086.88 and 702,078

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Solution

The fourth proportional to 1,260,827.34, 1,740,086.88 and 702,078 is: 968,948.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,827.34 : 1,740,086.88 = 702,078 : x
  2. Step 2: Convert to fraction form
    1,260,827.34/1,740,086.88 = 702,078/x
  3. Step 3: Cross multiply
    1,260,827.34x = 1,740,086.88 × 702,078
  4. Step 4: Simplify right side
    1,260,827.34x = 1,221,676,716,536.64
  5. Step 5: Solve for x
    x = 1,221,676,716,536.64/1,260,827.34
  6. Step 6: Final answer
    x = 968,948.47

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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.