Home / 1,249,782.50-1,874,993.43-363,318.50

Finding the Fourth Proportional to 1,249,782.50, 1,874,993.43 and 363,318.50

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Solution

The fourth proportional to 1,249,782.50, 1,874,993.43 and 363,318.50 is: 545,070.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,782.50 : 1,874,993.43 = 363,318.50 : x
  2. Step 2: Convert to fraction form
    1,249,782.50/1,874,993.43 = 363,318.50/x
  3. Step 3: Cross multiply
    1,249,782.50x = 1,874,993.43 × 363,318.50
  4. Step 4: Simplify right side
    1,249,782.50x = 681,219,800,497.46
  5. Step 5: Solve for x
    x = 681,219,800,497.46/1,249,782.50
  6. Step 6: Final answer
    x = 545,070.68

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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.