Home / 1,871,646.70-2,807,470.46-524,007.79

Finding the Fourth Proportional to 1,871,646.70, 2,807,470.46 and 524,007.79

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Solution

The fourth proportional to 1,871,646.70, 2,807,470.46 and 524,007.79 is: 786,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,646.70 : 2,807,470.46 = 524,007.79 : x
  2. Step 2: Convert to fraction form
    1,871,646.70/2,807,470.46 = 524,007.79/x
  3. Step 3: Cross multiply
    1,871,646.70x = 2,807,470.46 × 524,007.79
  4. Step 4: Simplify right side
    1,871,646.70x = 1,471,136,388,614.84
  5. Step 5: Solve for x
    x = 1,471,136,388,614.84/1,871,646.70
  6. Step 6: Final answer
    x = 786,011.80

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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.