Home / 1,140,953.52-1,574,455.94-624,608.40

Finding the Fourth Proportional to 1,140,953.52, 1,574,455.94 and 624,608.40

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Solution

The fourth proportional to 1,140,953.52, 1,574,455.94 and 624,608.40 is: 861,926.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,953.52 : 1,574,455.94 = 624,608.40 : x
  2. Step 2: Convert to fraction form
    1,140,953.52/1,574,455.94 = 624,608.40/x
  3. Step 3: Cross multiply
    1,140,953.52x = 1,574,455.94 × 624,608.40
  4. Step 4: Simplify right side
    1,140,953.52x = 983,418,405,553.90
  5. Step 5: Solve for x
    x = 983,418,405,553.90/1,140,953.52
  6. Step 6: Final answer
    x = 861,926.79

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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.