Home / 1,109,606.20-1,662,937.87-569,840.65

Finding the Fourth Proportional to 1,109,606.20, 1,662,937.87 and 569,840.65

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Solution

The fourth proportional to 1,109,606.20, 1,662,937.87 and 569,840.65 is: 854,005.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,606.20 : 1,662,937.87 = 569,840.65 : x
  2. Step 2: Convert to fraction form
    1,109,606.20/1,662,937.87 = 569,840.65/x
  3. Step 3: Cross multiply
    1,109,606.20x = 1,662,937.87 × 569,840.65
  4. Step 4: Simplify right side
    1,109,606.20x = 947,609,596,750.42
  5. Step 5: Solve for x
    x = 947,609,596,750.42/1,109,606.20
  6. Step 6: Final answer
    x = 854,005.32

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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.