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Finding the Fourth Proportional to 1,935,267.02, 2,670,687.96 and 1,064,147.66

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Solution

The fourth proportional to 1,935,267.02, 2,670,687.96 and 1,064,147.66 is: 1,468,534.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,267.02 : 2,670,687.96 = 1,064,147.66 : x
  2. Step 2: Convert to fraction form
    1,935,267.02/2,670,687.96 = 1,064,147.66/x
  3. Step 3: Cross multiply
    1,935,267.02x = 2,670,687.96 × 1,064,147.66
  4. Step 4: Simplify right side
    1,935,267.02x = 2,842,006,343,224.17
  5. Step 5: Solve for x
    x = 2,842,006,343,224.17/1,935,267.02
  6. Step 6: Final answer
    x = 1,468,534.48

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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.