Home / 1,107,824.40-1,662,253.29-433,730.86

Finding the Fourth Proportional to 1,107,824.40, 1,662,253.29 and 433,730.86

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Solution

The fourth proportional to 1,107,824.40, 1,662,253.29 and 433,730.86 is: 650,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,824.40 : 1,662,253.29 = 433,730.86 : x
  2. Step 2: Convert to fraction form
    1,107,824.40/1,662,253.29 = 433,730.86/x
  3. Step 3: Cross multiply
    1,107,824.40x = 1,662,253.29 × 433,730.86
  4. Step 4: Simplify right side
    1,107,824.40x = 720,970,544,853.90
  5. Step 5: Solve for x
    x = 720,970,544,853.90/1,107,824.40
  6. Step 6: Final answer
    x = 650,798.58

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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.