Home / 1,344,373.12-2,017,400.32-545,654.56

Finding the Fourth Proportional to 1,344,373.12, 2,017,400.32 and 545,654.56

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Solution

The fourth proportional to 1,344,373.12, 2,017,400.32 and 545,654.56 is: 818,823.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,373.12 : 2,017,400.32 = 545,654.56 : x
  2. Step 2: Convert to fraction form
    1,344,373.12/2,017,400.32 = 545,654.56/x
  3. Step 3: Cross multiply
    1,344,373.12x = 2,017,400.32 × 545,654.56
  4. Step 4: Simplify right side
    1,344,373.12x = 1,100,803,683,953.46
  5. Step 5: Solve for x
    x = 1,100,803,683,953.46/1,344,373.12
  6. Step 6: Final answer
    x = 818,823.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.