Home / 1,140,813.92-1,574,323.68-624,601.28

Finding the Fourth Proportional to 1,140,813.92, 1,574,323.68 and 624,601.28

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Solution

The fourth proportional to 1,140,813.92, 1,574,323.68 and 624,601.28 is: 861,950.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,813.92 : 1,574,323.68 = 624,601.28 : x
  2. Step 2: Convert to fraction form
    1,140,813.92/1,574,323.68 = 624,601.28/x
  3. Step 3: Cross multiply
    1,140,813.92x = 1,574,323.68 × 624,601.28
  4. Step 4: Simplify right side
    1,140,813.92x = 983,324,582,206.49
  5. Step 5: Solve for x
    x = 983,324,582,206.49/1,140,813.92
  6. Step 6: Final answer
    x = 861,950.02

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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.