Home / 1,529,773.61-2,111,127.40-841,463.20

Finding the Fourth Proportional to 1,529,773.61, 2,111,127.40 and 841,463.20

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Solution

The fourth proportional to 1,529,773.61, 2,111,127.40 and 841,463.20 is: 1,161,241.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,773.61 : 2,111,127.40 = 841,463.20 : x
  2. Step 2: Convert to fraction form
    1,529,773.61/2,111,127.40 = 841,463.20/x
  3. Step 3: Cross multiply
    1,529,773.61x = 2,111,127.40 × 841,463.20
  4. Step 4: Simplify right side
    1,529,773.61x = 1,776,436,021,302.42
  5. Step 5: Solve for x
    x = 1,776,436,021,302.42/1,529,773.61
  6. Step 6: Final answer
    x = 1,161,241.12

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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.