Home / 1,167,143.52-1,610,670.36-657,845.88

Finding the Fourth Proportional to 1,167,143.52, 1,610,670.36 and 657,845.88

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Solution

The fourth proportional to 1,167,143.52, 1,610,670.36 and 657,845.88 is: 907,834.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,143.52 : 1,610,670.36 = 657,845.88 : x
  2. Step 2: Convert to fraction form
    1,167,143.52/1,610,670.36 = 657,845.88/x
  3. Step 3: Cross multiply
    1,167,143.52x = 1,610,670.36 × 657,845.88
  4. Step 4: Simplify right side
    1,167,143.52x = 1,059,572,860,364.12
  5. Step 5: Solve for x
    x = 1,059,572,860,364.12/1,167,143.52
  6. Step 6: Final answer
    x = 907,834.25

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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.