Home / 1,133,810.75-1,564,658.72-624,513.12

Finding the Fourth Proportional to 1,133,810.75, 1,564,658.72 and 624,513.12

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Solution

The fourth proportional to 1,133,810.75, 1,564,658.72 and 624,513.12 is: 861,828.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,810.75 : 1,564,658.72 = 624,513.12 : x
  2. Step 2: Convert to fraction form
    1,133,810.75/1,564,658.72 = 624,513.12/x
  3. Step 3: Cross multiply
    1,133,810.75x = 1,564,658.72 × 624,513.12
  4. Step 4: Simplify right side
    1,133,810.75x = 977,149,895,839.84
  5. Step 5: Solve for x
    x = 977,149,895,839.84/1,133,810.75
  6. Step 6: Final answer
    x = 861,828.04

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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.