Home / 1,179,897.52-1,769,846.36-470,423.79

Finding the Fourth Proportional to 1,179,897.52, 1,769,846.36 and 470,423.79

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Solution

The fourth proportional to 1,179,897.52, 1,769,846.36 and 470,423.79 is: 705,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,897.52 : 1,769,846.36 = 470,423.79 : x
  2. Step 2: Convert to fraction form
    1,179,897.52/1,769,846.36 = 470,423.79/x
  3. Step 3: Cross multiply
    1,179,897.52x = 1,769,846.36 × 470,423.79
  4. Step 4: Simplify right side
    1,179,897.52x = 832,577,832,388.90
  5. Step 5: Solve for x
    x = 832,577,832,388.90/1,179,897.52
  6. Step 6: Final answer
    x = 705,635.72

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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.