Home / 1,249,633.13-1,873,187.38-492,006.21

Finding the Fourth Proportional to 1,249,633.13, 1,873,187.38 and 492,006.21

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Solution

The fourth proportional to 1,249,633.13, 1,873,187.38 and 492,006.21 is: 737,512.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,633.13 : 1,873,187.38 = 492,006.21 : x
  2. Step 2: Convert to fraction form
    1,249,633.13/1,873,187.38 = 492,006.21/x
  3. Step 3: Cross multiply
    1,249,633.13x = 1,873,187.38 × 492,006.21
  4. Step 4: Simplify right side
    1,249,633.13x = 921,619,822,223.61
  5. Step 5: Solve for x
    x = 921,619,822,223.61/1,249,633.13
  6. Step 6: Final answer
    x = 737,512.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.