Home / 1,133,421.54-1,564,133.13-624,125.94

Finding the Fourth Proportional to 1,133,421.54, 1,564,133.13 and 624,125.94

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Solution

The fourth proportional to 1,133,421.54, 1,564,133.13 and 624,125.94 is: 861,300.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,421.54 : 1,564,133.13 = 624,125.94 : x
  2. Step 2: Convert to fraction form
    1,133,421.54/1,564,133.13 = 624,125.94/x
  3. Step 3: Cross multiply
    1,133,421.54x = 1,564,133.13 × 624,125.94
  4. Step 4: Simplify right side
    1,133,421.54x = 976,216,060,046.39
  5. Step 5: Solve for x
    x = 976,216,060,046.39/1,133,421.54
  6. Step 6: Final answer
    x = 861,300.08

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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.