Home / 1,133,412.50-1,564,109.26-624,113.66

Finding the Fourth Proportional to 1,133,412.50, 1,564,109.26 and 624,113.66

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Solution

The fourth proportional to 1,133,412.50, 1,564,109.26 and 624,113.66 is: 861,276.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,412.50 : 1,564,109.26 = 624,113.66 : x
  2. Step 2: Convert to fraction form
    1,133,412.50/1,564,109.26 = 624,113.66/x
  3. Step 3: Cross multiply
    1,133,412.50x = 1,564,109.26 × 624,113.66
  4. Step 4: Simplify right side
    1,133,412.50x = 976,181,954,898.49
  5. Step 5: Solve for x
    x = 976,181,954,898.49/1,133,412.50
  6. Step 6: Final answer
    x = 861,276.86

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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.