Home / 1,535,905.11-2,118,757.53-954,907.93

Finding the Fourth Proportional to 1,535,905.11, 2,118,757.53 and 954,907.93

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Solution

The fourth proportional to 1,535,905.11, 2,118,757.53 and 954,907.93 is: 1,317,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,905.11 : 2,118,757.53 = 954,907.93 : x
  2. Step 2: Convert to fraction form
    1,535,905.11/2,118,757.53 = 954,907.93/x
  3. Step 3: Cross multiply
    1,535,905.11x = 2,118,757.53 × 954,907.93
  4. Step 4: Simplify right side
    1,535,905.11x = 2,023,218,365,337.43
  5. Step 5: Solve for x
    x = 2,023,218,365,337.43/1,535,905.11
  6. Step 6: Final answer
    x = 1,317,280.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.