Home / 1,133,976.14-1,564,812.80-624,678.52

Finding the Fourth Proportional to 1,133,976.14, 1,564,812.80 and 624,678.52

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Solution

The fourth proportional to 1,133,976.14, 1,564,812.80 and 624,678.52 is: 862,015.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,976.14 : 1,564,812.80 = 624,678.52 : x
  2. Step 2: Convert to fraction form
    1,133,976.14/1,564,812.80 = 624,678.52/x
  3. Step 3: Cross multiply
    1,133,976.14x = 1,564,812.80 × 624,678.52
  4. Step 4: Simplify right side
    1,133,976.14x = 977,504,943,981.06
  5. Step 5: Solve for x
    x = 977,504,943,981.06/1,133,976.14
  6. Step 6: Final answer
    x = 862,015.44

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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.