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Finding the Fourth Proportional to 1,027,351, 1,417,749.51 and 574,642

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Solution

The fourth proportional to 1,027,351, 1,417,749.51 and 574,642 is: 793,008.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,351 : 1,417,749.51 = 574,642 : x
  2. Step 2: Convert to fraction form
    1,027,351/1,417,749.51 = 574,642/x
  3. Step 3: Cross multiply
    1,027,351x = 1,417,749.51 × 574,642
  4. Step 4: Simplify right side
    1,027,351x = 814,698,413,925.42
  5. Step 5: Solve for x
    x = 814,698,413,925.42/1,027,351
  6. Step 6: Final answer
    x = 793,008.83

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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.