Home / 1,511,784-2,267,909.28-565,289.28

Finding the Fourth Proportional to 1,511,784, 2,267,909.28 and 565,289.28

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Solution

The fourth proportional to 1,511,784, 2,267,909.28 and 565,289.28 is: 848,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,784 : 2,267,909.28 = 565,289.28 : x
  2. Step 2: Convert to fraction form
    1,511,784/2,267,909.28 = 565,289.28/x
  3. Step 3: Cross multiply
    1,511,784x = 2,267,909.28 × 565,289.28
  4. Step 4: Simplify right side
    1,511,784x = 1,282,024,803,996.52
  5. Step 5: Solve for x
    x = 1,282,024,803,996.52/1,511,784
  6. Step 6: Final answer
    x = 848,021.15

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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.