Home / 1,109,000.93-1,662,786.02-435,150.32

Finding the Fourth Proportional to 1,109,000.93, 1,662,786.02 and 435,150.32

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Solution

The fourth proportional to 1,109,000.93, 1,662,786.02 and 435,150.32 is: 652,444.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,000.93 : 1,662,786.02 = 435,150.32 : x
  2. Step 2: Convert to fraction form
    1,109,000.93/1,662,786.02 = 435,150.32/x
  3. Step 3: Cross multiply
    1,109,000.93x = 1,662,786.02 × 435,150.32
  4. Step 4: Simplify right side
    1,109,000.93x = 723,561,858,204.85
  5. Step 5: Solve for x
    x = 723,561,858,204.85/1,109,000.93
  6. Step 6: Final answer
    x = 652,444.77

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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.