Home / 1,133,718.14-1,564,459.22-624,420.51

Finding the Fourth Proportional to 1,133,718.14, 1,564,459.22 and 624,420.51

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Solution

The fourth proportional to 1,133,718.14, 1,564,459.22 and 624,420.51 is: 861,660.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,718.14 : 1,564,459.22 = 624,420.51 : x
  2. Step 2: Convert to fraction form
    1,133,718.14/1,564,459.22 = 624,420.51/x
  3. Step 3: Cross multiply
    1,133,718.14x = 1,564,459.22 × 624,420.51
  4. Step 4: Simplify right side
    1,133,718.14x = 976,880,420,904.50
  5. Step 5: Solve for x
    x = 976,880,420,904.50/1,133,718.14
  6. Step 6: Final answer
    x = 861,660.75

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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.