Home / 1,122,373.62-1,683,809.21-323,592.81

Finding the Fourth Proportional to 1,122,373.62, 1,683,809.21 and 323,592.81

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Solution

The fourth proportional to 1,122,373.62, 1,683,809.21 and 323,592.81 is: 485,460.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,373.62 : 1,683,809.21 = 323,592.81 : x
  2. Step 2: Convert to fraction form
    1,122,373.62/1,683,809.21 = 323,592.81/x
  3. Step 3: Cross multiply
    1,122,373.62x = 1,683,809.21 × 323,592.81
  4. Step 4: Simplify right side
    1,122,373.62x = 544,868,552,149.82
  5. Step 5: Solve for x
    x = 544,868,552,149.82/1,122,373.62
  6. Step 6: Final answer
    x = 485,460.94

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1.5x scale

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.