Home / 1,168,281.50-1,612,228.56-631,737.50

Finding the Fourth Proportional to 1,168,281.50, 1,612,228.56 and 631,737.50

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Solution

The fourth proportional to 1,168,281.50, 1,612,228.56 and 631,737.50 is: 871,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,281.50 : 1,612,228.56 = 631,737.50 : x
  2. Step 2: Convert to fraction form
    1,168,281.50/1,612,228.56 = 631,737.50/x
  3. Step 3: Cross multiply
    1,168,281.50x = 1,612,228.56 × 631,737.50
  4. Step 4: Simplify right side
    1,168,281.50x = 1,018,505,239,923
  5. Step 5: Solve for x
    x = 1,018,505,239,923/1,168,281.50
  6. Step 6: Final answer
    x = 871,797.80

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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.