Home / 1,174,901.76-1,619,390.88-899,164.80

Finding the Fourth Proportional to 1,174,901.76, 1,619,390.88 and 899,164.80

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Solution

The fourth proportional to 1,174,901.76, 1,619,390.88 and 899,164.80 is: 1,239,337.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,901.76 : 1,619,390.88 = 899,164.80 : x
  2. Step 2: Convert to fraction form
    1,174,901.76/1,619,390.88 = 899,164.80/x
  3. Step 3: Cross multiply
    1,174,901.76x = 1,619,390.88 × 899,164.80
  4. Step 4: Simplify right side
    1,174,901.76x = 1,456,099,276,737.02
  5. Step 5: Solve for x
    x = 1,456,099,276,737.02/1,174,901.76
  6. Step 6: Final answer
    x = 1,239,337.05

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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.