Home / 1,784,859.81-2,678,353.47-647,710.74

Finding the Fourth Proportional to 1,784,859.81, 2,678,353.47 and 647,710.74

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Solution

The fourth proportional to 1,784,859.81, 2,678,353.47 and 647,710.74 is: 971,952.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,859.81 : 2,678,353.47 = 647,710.74 : x
  2. Step 2: Convert to fraction form
    1,784,859.81/2,678,353.47 = 647,710.74/x
  3. Step 3: Cross multiply
    1,784,859.81x = 2,678,353.47 × 647,710.74
  4. Step 4: Simplify right side
    1,784,859.81x = 1,734,798,308,035.27
  5. Step 5: Solve for x
    x = 1,734,798,308,035.27/1,784,859.81
  6. Step 6: Final answer
    x = 971,952.14

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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.