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Finding the Fourth Proportional to 1,327,304.04, 1,831,835.10 and 754,430.34

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Solution

The fourth proportional to 1,327,304.04, 1,831,835.10 and 754,430.34 is: 1,041,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,304.04 : 1,831,835.10 = 754,430.34 : x
  2. Step 2: Convert to fraction form
    1,327,304.04/1,831,835.10 = 754,430.34/x
  3. Step 3: Cross multiply
    1,327,304.04x = 1,831,835.10 × 754,430.34
  4. Step 4: Simplify right side
    1,327,304.04x = 1,381,991,977,316.93
  5. Step 5: Solve for x
    x = 1,381,991,977,316.93/1,327,304.04
  6. Step 6: Final answer
    x = 1,041,202.27

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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.