Home / 1,285,291.76-1,773,664.58-704,502.47

Finding the Fourth Proportional to 1,285,291.76, 1,773,664.58 and 704,502.47

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Solution

The fourth proportional to 1,285,291.76, 1,773,664.58 and 704,502.47 is: 972,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,291.76 : 1,773,664.58 = 704,502.47 : x
  2. Step 2: Convert to fraction form
    1,285,291.76/1,773,664.58 = 704,502.47/x
  3. Step 3: Cross multiply
    1,285,291.76x = 1,773,664.58 × 704,502.47
  4. Step 4: Simplify right side
    1,285,291.76x = 1,249,551,078,473.16
  5. Step 5: Solve for x
    x = 1,249,551,078,473.16/1,285,291.76
  6. Step 6: Final answer
    x = 972,192.55

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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.