Home / 1,266,691-1,748,052.54-693,784.60

Finding the Fourth Proportional to 1,266,691, 1,748,052.54 and 693,784.60

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Solution

The fourth proportional to 1,266,691, 1,748,052.54 and 693,784.60 is: 957,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,691 : 1,748,052.54 = 693,784.60 : x
  2. Step 2: Convert to fraction form
    1,266,691/1,748,052.54 = 693,784.60/x
  3. Step 3: Cross multiply
    1,266,691x = 1,748,052.54 × 693,784.60
  4. Step 4: Simplify right side
    1,266,691x = 1,212,771,932,242.88
  5. Step 5: Solve for x
    x = 1,212,771,932,242.88/1,266,691
  6. Step 6: Final answer
    x = 957,433.13

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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.