Home / 1,223,400-1,834,089.62-539,800.14

Finding the Fourth Proportional to 1,223,400, 1,834,089.62 and 539,800.14

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Solution

The fourth proportional to 1,223,400, 1,834,089.62 and 539,800.14 is: 809,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,400 : 1,834,089.62 = 539,800.14 : x
  2. Step 2: Convert to fraction form
    1,223,400/1,834,089.62 = 539,800.14/x
  3. Step 3: Cross multiply
    1,223,400x = 1,834,089.62 × 539,800.14
  4. Step 4: Simplify right side
    1,223,400x = 990,041,833,648.55
  5. Step 5: Solve for x
    x = 990,041,833,648.55/1,223,400
  6. Step 6: Final answer
    x = 809,254.40

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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.