Home / 1,133,440.50-1,564,158.83-624,153.81

Finding the Fourth Proportional to 1,133,440.50, 1,564,158.83 and 624,153.81

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Solution

The fourth proportional to 1,133,440.50, 1,564,158.83 and 624,153.81 is: 861,338.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,440.50 : 1,564,158.83 = 624,153.81 : x
  2. Step 2: Convert to fraction form
    1,133,440.50/1,564,158.83 = 624,153.81/x
  3. Step 3: Cross multiply
    1,133,440.50x = 1,564,158.83 × 624,153.81
  4. Step 4: Simplify right side
    1,133,440.50x = 976,275,690,068.87
  5. Step 5: Solve for x
    x = 976,275,690,068.87/1,133,440.50
  6. Step 6: Final answer
    x = 861,338.28

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Double scale
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1.5x scale

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.