Home / 1,208,247.40-1,814,444.70-648,375.40

Finding the Fourth Proportional to 1,208,247.40, 1,814,444.70 and 648,375.40

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Solution

The fourth proportional to 1,208,247.40, 1,814,444.70 and 648,375.40 is: 973,675.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,247.40 : 1,814,444.70 = 648,375.40 : x
  2. Step 2: Convert to fraction form
    1,208,247.40/1,814,444.70 = 648,375.40/x
  3. Step 3: Cross multiply
    1,208,247.40x = 1,814,444.70 × 648,375.40
  4. Step 4: Simplify right side
    1,208,247.40x = 1,176,441,308,140.38
  5. Step 5: Solve for x
    x = 1,176,441,308,140.38/1,208,247.40
  6. Step 6: Final answer
    x = 973,675.84

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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.