Home / 1,119,603.47-1,545,050.43-629,574.66

Finding the Fourth Proportional to 1,119,603.47, 1,545,050.43 and 629,574.66

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Solution

The fourth proportional to 1,119,603.47, 1,545,050.43 and 629,574.66 is: 868,811.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,603.47 : 1,545,050.43 = 629,574.66 : x
  2. Step 2: Convert to fraction form
    1,119,603.47/1,545,050.43 = 629,574.66/x
  3. Step 3: Cross multiply
    1,119,603.47x = 1,545,050.43 × 629,574.66
  4. Step 4: Simplify right side
    1,119,603.47x = 972,724,599,150.10
  5. Step 5: Solve for x
    x = 972,724,599,150.10/1,119,603.47
  6. Step 6: Final answer
    x = 868,811.71

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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.