Home / 1,059,614.88-1,461,670-630,033.60

Finding the Fourth Proportional to 1,059,614.88, 1,461,670 and 630,033.60

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Solution

The fourth proportional to 1,059,614.88, 1,461,670 and 630,033.60 is: 869,090.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,614.88 : 1,461,670 = 630,033.60 : x
  2. Step 2: Convert to fraction form
    1,059,614.88/1,461,670 = 630,033.60/x
  3. Step 3: Cross multiply
    1,059,614.88x = 1,461,670 × 630,033.60
  4. Step 4: Simplify right side
    1,059,614.88x = 920,901,212,112
  5. Step 5: Solve for x
    x = 920,901,212,112/1,059,614.88
  6. Step 6: Final answer
    x = 869,090.49

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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.