Home / 1,133,655.39-1,564,515.18-624,357.63

Finding the Fourth Proportional to 1,133,655.39, 1,564,515.18 and 624,357.63

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Solution

The fourth proportional to 1,133,655.39, 1,564,515.18 and 624,357.63 is: 861,652.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,655.39 : 1,564,515.18 = 624,357.63 : x
  2. Step 2: Convert to fraction form
    1,133,655.39/1,564,515.18 = 624,357.63/x
  3. Step 3: Cross multiply
    1,133,655.39x = 1,564,515.18 × 624,357.63
  4. Step 4: Simplify right side
    1,133,655.39x = 976,816,989,883.82
  5. Step 5: Solve for x
    x = 976,816,989,883.82/1,133,655.39
  6. Step 6: Final answer
    x = 861,652.49

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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.