Home / 1,235,204.40-1,852,979.40-525,226.80

Finding the Fourth Proportional to 1,235,204.40, 1,852,979.40 and 525,226.80

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Solution

The fourth proportional to 1,235,204.40, 1,852,979.40 and 525,226.80 is: 787,913.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,204.40 : 1,852,979.40 = 525,226.80 : x
  2. Step 2: Convert to fraction form
    1,235,204.40/1,852,979.40 = 525,226.80/x
  3. Step 3: Cross multiply
    1,235,204.40x = 1,852,979.40 × 525,226.80
  4. Step 4: Simplify right side
    1,235,204.40x = 973,234,440,727.92
  5. Step 5: Solve for x
    x = 973,234,440,727.92/1,235,204.40
  6. Step 6: Final answer
    x = 787,913.68

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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.